usually the key lock cylinder ,is never used and they get stuck, and cold/snow weather want help . will take longer time,if you cant wait
only option unfortunately call lock smith /pop open /recharge battery & figured out what killed the battery .
if the alarm goes off on you after you open it & u don't have scanner to clear
try the master rest
Master reset Procedure
1- Disconnect Battery Cables ( Negative & Positive Cables )you can use any electrical wire as an extension if battery cables don't reach .
2- Hold cables Together for 60 secs ,then let go
3- Wait 15 minutes
4- Make sure all doors are closed
5- Reconnect battery Cables
6- Lock & unlock the vehicles using the key from driver door side (if you have a key fob with no blade key, just lock & unlock using the key fob buttons)
7- Enter the vehicle and attempt to start
Please let me know
ASE Certified Technician