UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aypU5mZhnqzKz8jY8VIdhTRZ/PBn2DfmfgXm0+PO/IM=' 
WHERE 
  key_id = '794f4799152c4136b40f40e6f569715cd4b6b89eef9d636955e6a20f432698af' 
  AND (
    token = 'aypU5mZhnqzKz8jY8VIdhTRZ/PBn2DfmfgXm0+PO/IM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )