UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YlheKX4osKl/sARMexWkYCW8AACwvi8QQHRr6AvzTOE=' 
WHERE 
  key_id = '9f31f5819bf32d676badd1a5a42a7dd65f595d4aa0bd87f9768fe80f291f4174' 
  AND (
    token = 'YlheKX4osKl/sARMexWkYCW8AACwvi8QQHRr6AvzTOE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028