UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AkZzkh9VE3ClLiM3CFH6PrXTwtP70JQvVC2Wkz4OpkM=' 
WHERE 
  key_id = '62f77cf7a49178377b103fb7936b48339284059d61d84203d515a55cf257e8b2' 
  AND (
    token = 'AkZzkh9VE3ClLiM3CFH6PrXTwtP70JQvVC2Wkz4OpkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )