UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DSd0GVWlwTw6GHoOYji8k6awnZaXestYOpn4j24TNOw=' 
WHERE 
  key_id = '255efaf3ec0c32bba13cec148cf98013fc5b1d1b4f1b1e3caa46afde17e49f4a' 
  AND (
    token = 'DSd0GVWlwTw6GHoOYji8k6awnZaXestYOpn4j24TNOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )