stuck in fastboot, because of oem is lock,

I enabled oem, usb debug, install via usb mi unlock stats and nothing works
i did what he did [https://www.youtube.com/watch?v=xIbong3zNMM](link url)

or by this Device not supported: Your device: merlinnfc. Which must be a requirement merlin.

log below:

Error: fastboot:oem_unlock: Error: oem unlock failed: Error: {"error":{"code":1,"cmd":"C:\Users\xaxaxa\AppData\Local\Temp\1ygKXdvCrW1JOtZdfAC3c0dUbus\resources\app.asar.unpacked\node_modules\android-tools-bin\dist\win32\x86\fastboot.exe oem unlock"},"stderr":"(bootloader) Start unlock flow\r\n\r\nFAILED (remote: 'Token verification failed')\r\nfastboot: error: Command failed"}