public function deleteConsumerRequestToken ( $token )
	{
		 
		$sql = "BEGIN SP_DEL_CONSUMER_REQUEST_TOKEN(:P_TOKEN, :P_RESULT); END;";

			// parse sql
		$stmt = oci_parse($this->conn, $sql) or die ('Can not parse query');

		// Bind In and Out Variables
		oci_bind_by_name($stmt, ':P_TOKEN', $token, 255);
		oci_bind_by_name($stmt, ':P_RESULT', $result, 20);

		//Execute the statement
		oci_execute($stmt);
	}