UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wrWllq+OHBhMeME583Q+OPSNWHkHvY9/ltEitIxOTkU=' 
WHERE 
  key_id = '2b43133dc78e5f9024d4214c2fb276594166ec42857fb84f4c54bf145f88551d' 
  AND (
    token = 'wrWllq+OHBhMeME583Q+OPSNWHkHvY9/ltEitIxOTkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )