He might simply live in region that mobilized less. Of live abroad. Most of mobilization happen in poor peripheral regions. Moscow and surrounding mobilizes much less.
If he claimed that not going is wrong, then he would be hypocrite. But it sounds more of "I want Russia to win and I accept human sacrifices along the way. That sux for them, but it is what it is" sort of attitude. Not exactly admirable, but also does not imply he should be volunteering.