code: void checkForReusedJwt(JwtTokenConsumerImpl jwt, JwtConsumerConfig config) throws InvalidTokenException {
  		// Only throw an error if tokens are not allowed to be reused
  		if (!config.getTokenReuse()) {
  			throwExceptionIfJwtReused(jwt);
  		}
  	}
docs: Throws an exception if JWTs are not allowed to be reused (as configured by
  the provided config option) AND a token with a matching "jti" and "issuer"
  claim already exists in the cache.