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SELECT 
  cscart_ult_product_descriptions.product_id, 
  cscart_ult_product_descriptions.short_description, 
  IF(
    cscart_ult_product_descriptions.short_description = "", 
    cscart_ult_product_descriptions.full_description, 
    ""
  ) AS full_description, 
  cscart_ult_product_descriptions.meta_keywords, 
  cscart_ult_product_descriptions.meta_description, 
  cscart_ult_product_descriptions.search_words, 
  cscart_ult_product_descriptions.promo_text 
FROM 
  cscart_ult_product_descriptions 
WHERE 
  cscart_ult_product_descriptions.product_id IN (
    85113, 78852, 6427, 2237, 2236, 2235, 
    2231, 2233, 2232, 6665, 2227, 2230, 
    2228, 42056, 2225, 6642, 2226, 6457, 
    2223, 2222, 2211, 2221, 2220, 2217, 
    2216, 2214, 2213, 2212, 2218, 2219, 
    2194, 2210, 2209, 2208, 2207, 2206, 
    2205, 2204, 2203, 2202, 2201, 2200, 
    2199, 2198, 2197, 2196, 2195, 2193, 
    2192, 2191, 2190, 2189, 2188, 2187, 
    2186, 2185, 2184, 2183, 2182, 2181, 
    2180, 2179, 2178, 2177, 2176, 2175, 
    2174, 2173, 2172, 6881, 6880, 7042, 
    2170, 2169, 2171, 2167, 2168, 14349, 
    14348, 14345
  ) 
  AND cscart_ult_product_descriptions.company_id = 1 
  AND cscart_ult_product_descriptions.lang_code = 'en'

Query time 0.00041

Explain
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	cscart_ult_product_descriptions	ALL	PRIMARY,product_id,company_id				1	Using where