UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHQx5yCpHwgyjimZsXpmu5F5yQo9lh7EjuuWrPrIpgs=' 
WHERE 
  key_id = 'd9c0518c2341f10cba4a809d1da8146290bf881a932e23dea7f061cf88b6d0ed' 
  AND (
    token = 'KHQx5yCpHwgyjimZsXpmu5F5yQo9lh7EjuuWrPrIpgs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )