function unlockMiner() public 
        locked 
        onlyOwner
        {
        require(block.timestamp >= minerRelaseTime);
        require(minerLockedAmount > 0);
        uint256 amount = token.balanceOf(this);
        require(amount >= minerLockedAmount);
        token.transfer(minerLockAddress, minerLockedAmount);

        minerLockedAmount = 0;
    }