Yes, these files will do that for you, you'll just need to change the time the Lay rule is armed for
viewtopic.php?f=50&t=17043
Also to test the price pre-off you'll need to add the following rule type to the LTD file
Set/Modify Signal (armed 30secs before KO)
and on the signal tab set a signal on the market (give it any name you want, ie qualify)
https://www.betangel.com/user-guide/signals.html
also add a fixed odds condition to test the price is greater <1.51
https://www.betangel.com/user-guide/fixed_odds.html
Then on the original LTD draw rule on the Lay rule add the following condition
Signal Set condition
Is the signal named 'qualify' (or whatever you called it)
set with a value
https://www.betangel.com/user-guide/signal_set_.html
and that will do it