Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '3dd723922ac2b680775498ed4d4597714d8348e71bbc1662ec4efde201f01013' 
  AND token = 'gOWwSlgwSbUexaAyWey2i4VpoW0qBIkyLZ/sQI8V+kw=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00025

JSON explain

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