B. It shall be lawful for a person to carry a concealed or unconcealed firearm on the following properties:
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5. Any property set aside by a public or private elementary or secondary school for the use or parking of any vehicle, whether attended or unattended; provided, however, the firearm shall be stored and hidden from view in a locked motor vehicle when the motor vehicle is left unattended on school property;
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5. Any property set aside by a public or private elementary or secondary school for the use or parking of any vehicle, whether attended or unattended; provided, however, the firearm shall be stored and hidden from view in a locked motor vehicle when the motor vehicle is left unattended on school property;