A girl gets an amulet/necklace then whole town become like zombies and try to kill her.
She's chased to a chapel where they break through the walls and doors. She finds a hatch and goes underground it's vast with lots of pillars.
A man turns evil through this book of magic and kills a guy by crushing glass and mixing it with ice & alcohol and makes him drink it. His goal may have been to open up a portal.
The movie came out sometime between 2009-2012. It was a 'B' movie type.
This is about all I can remember.