All other property upon which such charges may be unpaid, due, and a lien after the same shall have remained in store uncalled for, for a period of thirty days after such charges shall have become due, may be sold by the person or persons having a lien for the payment of such charges upon giving ten days’ notice: PROVIDED, That where the property can be conveniently divided into separate lots or parcels, no more lots or parcels shall be sold than shall be sufficient to pay the charges due on the day of sale, and the expenses of the sale.