UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eMDJ9SccxfO7BAHn8cBDc1vSj1PKFU9qr2tkggCPUo8=' 
WHERE 
  key_id = 'ab370c905e40519cc26840b14c57af67883e0418c41b98d0591025cd96da098f' 
  AND (
    token = 'eMDJ9SccxfO7BAHn8cBDc1vSj1PKFU9qr2tkggCPUo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )