UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+nR1MXvw3ec4GKmXyKXZi7uj/ykityaX7YKd6NOZQJI=' 
WHERE 
  key_id = '6331a79fe5497e44c0081559696a52bf304110822ff76f8eda3283db9598b468' 
  AND (
    token = '+nR1MXvw3ec4GKmXyKXZi7uj/ykityaX7YKd6NOZQJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )