Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '132f0d7f6dd7871f7e5bb94d614fd5a9b10caf443b23547165f51e7114da0efd' 
  AND token = '0K37qKcC/+hK0f8r14eqAeTW1cmUw0BZtZA/ol/E/Gg=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00044

JSON explain

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