How can I login my momo pos account on my phone

My momo pos saying user account locked how should I unlock it

I lost my phone last night and I want to login my momo account to withdraw out my money but momo send a verification code and I can't access the code to login.Please i need help...

I am trying to check my account balance, transaction history and even withdraw/transfer money from my MoMo POS but all to no avail