UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nFNFsjdfeG7rdFu5UGZm64KJTCAiOCXI3WWJfiL/9M8=' 
WHERE 
  key_id = 'f6767d6edbb6ae786c76ab06ad006c80b5ffa1455453d572aca788d68869e910' 
  AND (
    token = 'nFNFsjdfeG7rdFu5UGZm64KJTCAiOCXI3WWJfiL/9M8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )