UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cmpc1M7Zgt/wDdeV0FXPuymuXjp/nJpHvlk/6ZMKB/0=' 
WHERE 
  key_id = '917a62823ee8c6601f0b095642a5d797e947dcd8444535cead5e074150053bf0' 
  AND (
    token = 'Cmpc1M7Zgt/wDdeV0FXPuymuXjp/nJpHvlk/6ZMKB/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )