UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LVhT6rZLmAt71V8EZW4VVvzgXwIBoXfRxNC/Eq8+eGo=' 
WHERE 
  key_id = 'a35d259942a9bc267489313d0580790edafd55487a035e068a885a5a170d6377' 
  AND (
    token = 'LVhT6rZLmAt71V8EZW4VVvzgXwIBoXfRxNC/Eq8+eGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )