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SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '130f1cc3ad1b4b82b94b81c90e0c7f50455735ed05d2254e8e709d3105177607' 
  AND token = 'Jg+/QBnALCgFhb4Tk3XxHcS7XhYZVa7T2z4AaEOs5dw=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00130

JSON explain

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