my belt lasted (i think) thru 115k... now, i am not saying your's will. but i have read where some people's lasted through 125k, it all depends on the shape of the tensioner.
i completely understand wanting to get it done asap. i don't blame ya. Better safe than sorry.
Tha Kraken: http://www.focusfanatics.com/forum/ford-focus-builds-general-showroom/285082-meet-kraken.html