UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C2kp8WztejG+m7s69yuMHsFA3ooH5tSZjtIIRPmwu40=' 
WHERE 
  key_id = '2345157b0e95cfa4e902497e72e10232a03844e4b407d6079b0eb3496dbc52d4' 
  AND (
    token = 'C2kp8WztejG+m7s69yuMHsFA3ooH5tSZjtIIRPmwu40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )