private boolean renewLock() {
		if (haveLock(true) && setLockOwner()) {
			//
			// File.setLastModified fails to work properly on Linux (JDK 1.4.2).
			// Lock file content re-written to update time
			//
			myLockTime = lockFile.lastModified();
			return true;
		}
		return false;
	}
Renew the lease on a lock.
This is accomplished by changing its last modification time.
@return true if lock extension granted, else false.
Ghidra/Framework/FileSystem/src/main/java/ghidra/framework/store/local/LockFile.java