Any ideas on what this might be ?

Found two coins both are in bad shape. Does anybody know anything about them?
First one.

Second:


Both images were done with my phone. Can update sith hi res SLR photos tomorrow.

thank you

1st is roman early 4th century. Probably Constantine I but I need better pics to be sure.
Reverse VOT XX.

2nd is a medal like this :
https://fr.numista.com/catalogue/pieces49956.html
There are plenty of variants of it

Will take better pictures tomorrow and post them

New photos. Any idea on the value of this coin? Or how collectable it is?

Hello,
It's a follis of Constantine Ist, minted in Heraclea between 321 and 324 :
A/ CONSTAN-TINVS AVG
R/ DN CONSTANTINI MAX AVG
VOT / • / XX / * in the field.
SMH? in exergue.
RIC# 60 or 64, according to if there is a dot or not after SMH?