UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9pOKI4CjcBjrlH16dEGfFf3j0nc3R8Okhhnz4fHwHEw=' 
WHERE 
  key_id = '5f7996fd21d7b8e91fc57c242bd0e11306efee4b59e3dcdaf0d4300ff3e2e971' 
  AND (
    token = '9pOKI4CjcBjrlH16dEGfFf3j0nc3R8Okhhnz4fHwHEw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )