UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8GKIXD1sN4o1qpX6QYtN3BBsURxqPI4w2x4puRn4ir0=' 
WHERE 
  key_id = 'cfef9796a215a1d304da02f8a0417265b545644654f5a18a5ef62abae345e8d7' 
  AND (
    token = '8GKIXD1sN4o1qpX6QYtN3BBsURxqPI4w2x4puRn4ir0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )