You only need call switchres in your ".cmd" or ".bat" file with desired refresh rate--> call "switchres.exe" -s 416 240 60 -l "%fullpath%run.lnk"
For switchres.ini, by default searches in the same directory or use -i argument 
Usage: switchres <width> <height> <refresh> [options]
Options:
  -c, --calc                        Calculate video mode and exit
  -s, --switch                      Switch to video mode
  -l, --launch <command>            Launch <command>
  -m, --monitor <preset>            Monitor preset (generic_15, arcade_15, pal, ntsc, etc.)
  -a  --aspect <num:den>            Monitor aspect ratio
  -r  --rotated                     Original mode's native orientation is rotated
  -d, --display <OS_display_name>   Use target display (Windows: \\\\.\\DISPLAY1, ... Linux: VGA-0, ...)
  -f, --force <w>x<h>@<r>           Force a specific video mode from display mode list
  -i, --ini <file.ini>              Specify an ini file
  -b, --backend <api_name>          Specify the api name
  -k, --keep                        Keep changes on exit (warning: this disables cleanup)