UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pLJx/xIwBg/OHOzHTz2YG14cZeM3o0ePvm6w+lKg05U=' 
WHERE 
  key_id = '768ecc78f3fde17d3c4427674dbfcff274d35e226d09f0ae08a540eace92ca12' 
  AND (
    token = 'pLJx/xIwBg/OHOzHTz2YG14cZeM3o0ePvm6w+lKg05U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )