Its a very simple procedure to follow to get confirm your transaction if it is low fees, below is the link
https://pool.viabtc.com/tools/txaccelerator/When the forum time hits 00.59.30 time means when ever the time gets to next hour that time you have to accelerate your transaction and it will get accelerated successfully. As i have used this service lot of time to get my transaction confirmed very soon.
Thanks, there are many other sources and ways too.. People who can understand and do it from the link above can do it directly or else contact me on telegram.