SELECT 
  cscart_product_descriptions.product_id, 
  cscart_product_descriptions.short_description, 
  IF(
    cscart_product_descriptions.short_description = '' 
    OR cscart_product_descriptions.short_description IS NULL, 
    cscart_product_descriptions.full_description, 
    ''
  ) AS full_description 
FROM 
  cscart_product_descriptions 
WHERE 
  cscart_product_descriptions.product_id IN (
    90007, 89766, 89767, 82864, 82865, 82937, 
    82938, 83010, 83011, 83446, 83447, 
    83451, 83452, 84802, 84803, 91082, 
    82718, 82719, 83456, 83457, 89764, 
    86470, 86746, 82862, 82935, 83008, 
    83444, 83449, 82716, 83454, 86609, 
    86610, 86678, 86679, 83022, 83023, 
    90858, 90859, 90937, 90938, 89765, 
    86607, 86676, 82863, 82936, 83009, 
    83445, 83450, 83020, 90856, 90935, 
    82717, 83455, 83079, 83080, 83577, 
    83579, 90916, 90918, 90995, 90997, 
    83077, 83574, 90913, 90992, 90003, 
    83078, 83575, 90914, 90993, 86608, 
    86677, 82803, 82804, 82876, 82877, 
    82949, 82950, 83021, 90857, 90936, 
    91102, 91103, 91188, 91189, 91243, 
    91244, 89803, 89804, 89855, 89856, 
    89927, 89928, 91493, 91494, 89801
  ) 
  AND cscart_product_descriptions.lang_code = 'en'

Query time 0.00109

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "43.24"
    },
    "table": {
      "table_name": "cscart_product_descriptions",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "product_id"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id",
        "lang_code"
      ],
      "key_length": "9",
      "rows_examined_per_scan": 96,
      "rows_produced_per_join": 96,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "33.64",
        "eval_cost": "9.60",
        "prefix_cost": "43.24",
        "data_read_per_join": "366K"
      },
      "used_columns": [
        "product_id",
        "lang_code",
        "short_description",
        "full_description"
      ],
      "attached_condition": "((`nuie_scalesta_net`.`cscart_product_descriptions`.`product_id` in (90007,89766,89767,82864,82865,82937,82938,83010,83011,83446,83447,83451,83452,84802,84803,91082,82718,82719,83456,83457,89764,86470,86746,82862,82935,83008,83444,83449,82716,83454,86609,86610,86678,86679,83022,83023,90858,90859,90937,90938,89765,86607,86676,82863,82936,83009,83445,83450,83020,90856,90935,82717,83455,83079,83080,83577,83579,90916,90918,90995,90997,83077,83574,90913,90992,90003,83078,83575,90914,90993,86608,86677,82803,82804,82876,82877,82949,82950,83021,90857,90936,91102,91103,91188,91189,91243,91244,89803,89804,89855,89856,89927,89928,91493,91494,89801)) and (`nuie_scalesta_net`.`cscart_product_descriptions`.`lang_code` = 'en'))"
    }
  }
}

Result

product_id short_description full_description
82716 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Mid-Edge Basin - Gloss White
82717 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Minimalist Basin - Gloss White
82718 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Thin-Edge Basin - Gloss White
82719 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Curved Basin - Gloss White
82803 nuie Arno 800mm Floor Standing 2-Door Vanity & Thin-Edge Basin - Solace Oak
82804 nuie Arno 800mm Floor Standing 2-Door Vanity & Curved Basin - Solace Oak
82862 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Mid-Edge Basin - Solace Oak
82863 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Minimalist Basin - Solace Oak
82864 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Thin-Edge Basin - Solace Oak
82865 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Curved Basin - Solace Oak
82876 nuie Arno 800mm Floor Standing 2-Door Vanity & Thin-Edge Basin - Anthracite
82877 nuie Arno 800mm Floor Standing 2-Door Vanity & Curved Basin - Anthracite
82935 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Mid-Edge Basin - Anthracite
82936 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Minimalist Basin - Anthracite
82937 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Thin-Edge Basin - Anthracite
82938 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Curved Basin - Anthracite
82949 nuie Arno 800mm Floor Standing 2-Door Vanity & Thin-Edge Basin - Charcoal Black
82950 nuie Arno 800mm Floor Standing 2-Door Vanity & Curved Basin - Charcoal Black
83008 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Mid-Edge Basin - Charcoal Black
83009 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Minimalist Basin - Charcoal Black
83010 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Thin-Edge Basin - Charcoal Black
83011 nuie Arno 800mm Floor Standing 2-Drawer Vanity & Curved Basin - Charcoal Black
83020 nuie Arno 800mm Floor Standing 2-Door Vanity & Mid-Edge Basin - Satin Green
83021 nuie Arno 800mm Floor Standing 2-Door Vanity & Minimalist Basin - Satin Green
83022 nuie Arno 800mm Floor Standing 2-Door Vanity & Thin-Edge Basin - Satin Green
83023 nuie Arno 800mm Floor Standing 2-Door Vanity & Curved Basin - Satin Green
83077 nuie Arno 600mm Floor Standing 2-Drawer Vanity & Mid-Edge Basin - Satin Green
83078 nuie Arno 600mm Floor Standing 2-Drawer Vanity & Minimalist Basin - Satin Green
83079 nuie Arno 600mm Floor Standing 2-Drawer Vanity & Thin-Edge Basin - Satin Green
83080 nuie Arno 600mm Floor Standing 2-Drawer Vanity & Curved Basin - Satin Green
83444 nuie Athena Floor Standing 2 Drawer Vanity With Mid-Edge 1 Tap Hole Ceramic Basin 800mm - Anthracite Woodgrain
83445 nuie Athena Floor Standing 2 Drawer Vanity With Minimalist 1 Tap Hole Ceramic Basin 800mm - Anthracite Woodgrain
83446 nuie Athena Floor Standing 2 Drawer Vanity With Thin-Edge 1 Tap Hole Ceramic Basin 800mm - Anthracite Woodgrain
83447 nuie Athena Floor Standing 2 Drawer Vanity With Curved 1 Tap Hole Ceramic Basin 800mm - Anthracite Woodgrain
83449 nuie Athena Floor Standing 2 Drawer Vanity With Mid-Edge 1 Tap Hole Ceramic Basin 800mm - Hacienda Black
83450 nuie Athena Floor Standing 2 Drawer Vanity With Minimalist 1 Tap Hole Ceramic Basin 800mm - Hacienda Black
83451 nuie Athena Floor Standing 2 Drawer Vanity With Thin-Edge 1 Tap Hole Ceramic Basin 800mm - Hacienda Black
83452 nuie Athena Floor Standing 2 Drawer Vanity With Curved 1 Tap Hole Ceramic Basin 800mm - Hacienda Black
83454 nuie Athena Floor Standing 2 Drawer Vanity With Mid-Edge 1 Tap Hole Ceramic Basin 800mm - Gloss White
83455 nuie Athena Floor Standing 2 Drawer Vanity With Minimalist 1 Tap Hole Ceramic Basin 800mm - Gloss White
83456 nuie Athena Floor Standing 2 Drawer Vanity With Thin-Edge 1 Tap Hole Ceramic Basin 800mm - Gloss White
83457 nuie Athena Floor Standing 2 Drawer Vanity With Curved 1 Tap Hole Ceramic Basin 800mm - Gloss White
83574 nuie Athena Floor Standing 2 Drawer Vanity With Mid-Edge 1 Tap Hole Ceramic Basin 600mm - Gloss Grey
83575 nuie Athena Floor Standing 2 Drawer Vanity With Minimalist 1 Tap Hole Ceramic Basin 600mm - Gloss Grey
83577 nuie Athena Floor Standing 2 Drawer Vanity With Thin-Edge 1 Tap Hole Ceramic Basin 600mm - Gloss Grey
83579 nuie Athena Floor Standing 2 Drawer Vanity With Curved 1 Tap Hole Ceramic Basin 600mm - Gloss Grey
84802 nuie Classique Floor Standing 2 Door Vanity Basin Unit & 1 Tap Hole Fireclay Basin, 800mm - Satin White
84803 nuie Classique Floor Standing 2 Door Vanity Basin Unit & 3 Tap Hole Fireclay Basin, 800mm - Satin White
86470 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Minimalist 1 Tap Hole Basin - Autumn Oak
86607 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Mid-Edge 1 Tap Hole Basin - Graphite Grey
86608 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Minimalist 1 Tap Hole Basin - Graphite Grey
86609 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Thin-Edge 1 Tap Hole Basin - Graphite Grey
86610 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Curved 1 Tap Hole Basin - Graphite Grey
86676 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Mid-Edge 1 Tap Hole Basin - Coastal Grey
86677 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Minimalist 1 Tap Hole Basin - Coastal Grey
86678 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Thin-Edge 1 Tap Hole Basin - Coastal Grey
86679 Hudson Reed Juno 800mm Floor Standing 2-Door Vanity & Curved 1 Tap Hole Basin - Coastal Grey
86746 Hudson Reed Juno Floor Standing 2 Door Vanity Basin Unit & Minimalist Ceramic Basin, 800mm - Metallic Slate
89764 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity Unit with Mid-Edge Basin 800mm - Satin White
89765 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity Unit with Minimalist Basin 800mm - Satin White
89766 Hudson Reed Urban Floor Standing 2 Door Vanity Unit with Thin-Edge Basin 800mm - Satin White
89767 Hudson Reed Urban Floor Standing 2 Door Vanity Unit with Curved Basin 800mm - Satin White
89801 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity Unit with Mid-Edge Basin 600mm - Satin Grey
89803 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity Unit with Thin-Edge Basin 600mm - Satin Grey
89804 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity Unit with Curved Basin 600mm - Satin Grey
89855 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity Unit with Thin-Edge Basin 600mm - Satin Blue
89856 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity Unit with Curved Basin 600mm - Satin Blue
89927 Hudson Reed Urban 600mm Floor Standing 2-Door/Drawer Unit and Thin-Edge Basin 1 Tap Hole - Satin Green
89928 Hudson Reed Urban 600mm Floor Standing 2-Door/Drawer Unit and Curved Basin 1 Tap Hole - Satin Green
90003 nuie Eden Floor Standing 3 Door 2 Drawer Vanity Unit with Mid-Edge Basin 800mm - Gloss White
90007 nuie Mayford Floor Standing 2 Door 3 Drawer Vanity Unit with Round Ceramic Basin 1050mm - Gloss White
90856 nuie Arno Floor Standing 2 Door Vanity & Mid-Edge Ceramic Basin, 800mm - Satin Anthracite
90857 nuie Arno Floor Standing 2 Door Vanity & Minimalist Ceramic Basin, 800mm - Satin Anthracite
90858 nuie Arno Floor Standing 2 Door Vanity & Thin-Edge Ceramic Basin, 800mm - Satin Anthracite
90859 nuie Arno Floor Standing 2 Door Vanity & Curved Ceramic Basin, 800mm - Satin Anthracite
90913 nuie Arno Floor Standing 2 Drawer Vanity & Mid-Edge Ceramic Basin, 600mm - Satin Anthracite
90914 nuie Arno Floor Standing 2 Drawer Vanity & Minimalist Ceramic Basin, 600mm - Satin Anthracite
90916 nuie Arno Floor Standing 2 Drawer Vanity & Thin-Edge Ceramic Basin, 600mm - Satin Anthracite
90918 nuie Arno Floor Standing 2 Drawer Vanity & Curved Ceramic Basin, 600mm - Satin Anthracite
90935 nuie Arno Floor Standing 2 Door Vanity & Mid-Edge Ceramic Basin, 800mm - Satin Grey
90936 nuie Arno Floor Standing 2 Door Vanity & Minimalist Ceramic Basin, 800mm - Satin Grey
90937 nuie Arno Floor Standing 2 Door Vanity & Thin-Edge Ceramic Basin, 800mm - Satin Grey
90938 nuie Arno Floor Standing 2 Door Vanity & Curved Ceramic Basin, 800mm - Satin Grey
90992 nuie Arno Floor Standing 2 Drawer Vanity & Mid-Edge Ceramic Basin, 600mm - Satin Grey
90993 nuie Arno Floor Standing 2 Drawer Vanity & Minimalist Ceramic Basin, 600mm - Satin Grey
90995 nuie Arno Floor Standing 2 Drawer Vanity & Thin-Edge Ceramic Basin, 600mm - Satin Grey
90997 nuie Arno Floor Standing 2 Drawer Vanity & Curved Ceramic Basin, 600mm - Satin Grey
91082 nuie Classique Floor Standing 2 Door Unit & 0 Tap Hole Fireclay Basin, 800mm - Satin White
91102 nuie Classique Floor Standing 2 Door Unit & 1 Tap Hole Fireclay Basin, 800mm - Satin Anthracite
91103 nuie Classique Floor Standing 2 Door Unit & 3 Tap Hole Fireclay Basin, 800mm - Satin Anthracite
91188 nuie Classique Floor Standing 2 Door Unit & 1 Tap Hole Fireclay Basin, 800mm - Satin Grey
91189 nuie Classique Floor Standing 2 Door Unit & 3 Tap Hole Fireclay Basin, 800mm - Satin Grey
91243 nuie Classique Floor Standing 2 Door Unit & 1 Tap Hole Fireclay Basin, 800mm - Satin Green
91244 nuie Classique Floor Standing 2 Door Unit & 3 Tap Hole Fireclay Basin, 800mm - Satin Green
91493 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity & Thin-Edge Ceramic Basin, 600mm - Satin Anthracite
91494 Hudson Reed Urban Floor Standing 2 Door 1 Drawer Vanity & Curved Ceramic Basin, 600mm - Satin Anthracite