Hah! I'm working on a side project to solve this problem: http://www.renewalmonitor.com/

The idea is that the service will monitor things like domains and ssl expiry dates and then alert you in an increasingly obnoxious manner as the expiration date gets closer.

My MVP has just needs a few more finishing touches and then I'll send it live. In the meantime, you can signup on the waiting list.

Cheers.