there is possible to cancel your transaction records i remember , you can use myetherwallet to use this fauction

https://www.myetherwallet.com/#check-tx-status

at the bottom you can see this

Cancel or Replace Transaction
- Unlock your wallet to replace your transaction. (But, please be careful)
How would you like to access your wallet?
 Metamask / Mist  
 Ledger Wallet  
 TREZOR  
 Digital Bitbox  
 Keystore / JSON File  
 Mnemonic Phrase  
 Private Key  
  Parity Phrase