If you didn't renew it then that is your own fault and not Godaddy. Also, you wouldn't of been after to renew it as the domain goes back to Godaddy.com and it's now up for grabs by anyone. There is a autorenew option that you should of enabled.
Look, read everything on this page to learn about your situation. it's all there in there support sections.
https://www.godaddy.com/help/can-i-renew-my-domain-name-after-it-expires-609
https://www.godaddy.com/help/what-happens-after-domain-names-expire-6700
