UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PHfW+NVzRukyuHFzYaO6XFnvF/d/C9fvKOoOxL8G5d4=' 
WHERE 
  key_id = '4d315b57cbb7c49786cfe074a98dcf5b3396327fa2b623420b8655c7076e7b1c' 
  AND (
    token = 'PHfW+NVzRukyuHFzYaO6XFnvF/d/C9fvKOoOxL8G5d4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )