UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9FGxK+4wSr2XnvhnCoOuiJjW8hcRyIgC+xd4WjhW944=' 
WHERE 
  key_id = '839f415eb9a627fc544314d01766c7e5d368d1f08e31c665cab3f38029ffcb21' 
  AND (
    token = '9FGxK+4wSr2XnvhnCoOuiJjW8hcRyIgC+xd4WjhW944=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )