UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zran3jYEb6xClcojxHf5hLyezH1p0dVBFfcwUhLjb1Y=' 
WHERE 
  key_id = '1c85ac105fe5762f071a61cc6046241606c396aee77b9ddec731e77be5407e08' 
  AND (
    token = 'Zran3jYEb6xClcojxHf5hLyezH1p0dVBFfcwUhLjb1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )