UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUuZZIiqXPzHxICEOZl1q3dkYfv89NCbc60/1ASpuTI=' 
WHERE 
  key_id = 'f21866b54533dd69455ed5ac9ced036f9eae71b74abc97de1cbf9257bb031825' 
  AND (
    token = 'RUuZZIiqXPzHxICEOZl1q3dkYfv89NCbc60/1ASpuTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )