UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aTv7ETdJfFjs2FEOXxY2/YkYX7y67MzBzU35CuooecU=' 
WHERE 
  key_id = '71e87f2970e02e13eb26055606e9e42b7ef86d19f38fd376d88c03b07251c850' 
  AND (
    token = 'aTv7ETdJfFjs2FEOXxY2/YkYX7y67MzBzU35CuooecU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )