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SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '13aecdd0fd0c43c98d740001f11e34acc5b878c23a943fef7e631219dc8afdfb' 
  AND token = 'H4hmN/SFu4Nvd4zYGCthi1LfYB5GUUV9ZKhmS5aRo/s=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00115

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}