Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '0cee692af3dab4ea6fb25d3d101759fd6af8b7d1805854e7ddb4755f84883649' 
  AND token = '0Pms/30R15bldPHzoLNamHu2U6op8zQy5toFgomqpxs=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00032

JSON explain

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