Can you store homemade marzipan stollen for 5 weeks?

Hello everyone, Every year, I make my own marzipan stollen for the family. It's usually stored for 2-3 weeks at 12-15°C to develop the typical stollen flavor. However, I'm on vacation during the time I'd normally bake. So I wanted to ask if anyone has experience storing the marzipan stollen for 5 weeks. It would…