UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0BDcO2cTt8ZE7KFAye//PmOIoayFp9IkTCAoIVN7lME=' 
WHERE 
  key_id = '48d077e5b9212eb645b239341d480a4ce1d349d72bc1a29887006a298be8fb80' 
  AND (
    token = '0BDcO2cTt8ZE7KFAye//PmOIoayFp9IkTCAoIVN7lME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )