UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VqzYeRC4CF8tGZRbPnoWIB9ZnJiCBV63ySs05shkfCs=' 
WHERE 
  key_id = '1c50d2edf105272b5160db5372684446aa30ccc12adf200568cfc0559174c40f' 
  AND (
    token = 'VqzYeRC4CF8tGZRbPnoWIB9ZnJiCBV63ySs05shkfCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )