HPV is the most common sexually transmitted infection, estimates say 80% of sexually active people will contract it at some point. Most people are asymptomatic though, but can still spread it around.
There are around 40 different strains of the virus, and the vaccine only protects against a few of the most common ones. Yes, it is possible you got it from your old boyfriend, and yes, it is even possible you got it from your current one, especially if he has ever engaged in any type of sexual behavior with anyone else, including orally.
Try not to panic. Your cramps are probably not related, and you will get a lot of questions answered on your next doctor visit.
I don't know what a coloscopy is. Will they be looking in your rectum for warts?
Relax... I'll need some information first. Just the basic facts - can you show me where it hurts?