Only cheap locks with a huge design flaw can be picked using a comb. The lock picking lawyer explains in many videos, how this is a very old exploit and easily can be defended against.

However, locks like that sadly still exist. So it is important to choose a reputable manufacturer - be it for classic locks or digital ones. However I will say, that digital locks usually have a classical backup. So that gives an attacker just one mor option to defeat the lock.