Can not sell my hex token transection is pending even after 3days

Can not sell my hex token transection is pending even after 3days, i want to cancel my order, Please help.

Trx hash:
https://etherscan.io/tx/0xe7e4323d874a479343076b3c341863bb8b1b855641ce19b8d66b4bac40fbb438

Yeah, you have submitted this TX at 1 GWEI so its going to keep pending. Look at current gas prices:

I would have thought after 3 days nodes would have just dropped it, but not exactly sure how that works on Ethereum. Does Trust not let you re-submit a transaction at a higher gas price?