In order to renew with this page, you must login. If you don’t know your login information you can simply renew by using the regular membership page. Using the email address that is attached to your membership will insure that the membership time you buy will be added to your current membership.
Thus if you are not yet expired, entering a membership with the same email address will simply add the time at the end of your current membership.
If all you see below is a log out link, this means you are already logged in and you can go to the regular membership page to renew.