UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8ZPYQqHdcXu6fbZp5OZ2RpbvYsyT0Tvz8xdEeZl4iPE=' 
WHERE 
  key_id = '1e197e5983cf85f29f862733a15b63e5a30f691a002a008f3c36f0fa7cd3209f' 
  AND (
    token = '8ZPYQqHdcXu6fbZp5OZ2RpbvYsyT0Tvz8xdEeZl4iPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )