Better time than ever if you ask me.

[ Part of him is doing it now because come on! He's just found himself in a nightmare world full of man-eating monsters, of course, he wants his gun! The other reason he asks is to see if her attitude on him has changed giving their current circumstances. ]

You've got to have a spare on you. I could cover you from the back. It makes sense.

[ He gives her time to think about it and possibly reply first. ]

..... You know, if I really wanted to, I wouldn't need a gun or weapon to cause damage.