UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Gk+e2MZvY4gguZxLo2/FLfM5W5RJKpLtSubEv5y3ss=' 
WHERE 
  key_id = '6ce8cb11636388d775141430de34411f4f9ff745b6a55d890a3a37402e732fb3' 
  AND (
    token = '/Gk+e2MZvY4gguZxLo2/FLfM5W5RJKpLtSubEv5y3ss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )