UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L93Wa4QKFlMX11CTuccPEll0+8uCLkSxgifgnO8DpYA=' 
WHERE 
  key_id = '2d1a8c566b23b0ce8b9218e156f4a48e316a29f6d2ceb78d50062455cdb74b94' 
  AND (
    token = 'L93Wa4QKFlMX11CTuccPEll0+8uCLkSxgifgnO8DpYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )