UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6GKRqIvY22eqlGf4Qmp5NVfO2JQshKIUmOBv2XGg/o=' 
WHERE 
  key_id = '32f4433d36f981b441c944a5ed6dea5eea15a7234aa46f482c1b0e9d6925d2f1' 
  AND (
    token = 'u6GKRqIvY22eqlGf4Qmp5NVfO2JQshKIUmOBv2XGg/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )