The Attorney General shall have the power to issue a cease and desist order to any person violating any provision of this chapter ordering such person to cease and desist from such violation. Provided, that any cease and desist order issued pursuant to this section shall expire (1) after 30 days of its issuance, or (2) upon withdrawal of said order by the Attorney General, or (3) when the order is superseded by an injunction, whichever occurs first.