UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ChgJCN5UbNyZ5nKq+qsK6G1OZqm87AbNbjbO+UhitTM=' 
WHERE 
  key_id = '504608054d099b123ad0858fc9bf23658580af3a9225e469b0119064c1464596' 
  AND (
    token = 'ChgJCN5UbNyZ5nKq+qsK6G1OZqm87AbNbjbO+UhitTM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )