UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7N+86fPmWJgEa2OSyyZjYmf9Al0SQxWqwyUMrge8WAo=' 
WHERE 
  key_id = '18f70de144a6444f8657df5f927486e18cb96ec7fd436adf4009a3005b407998' 
  AND (
    token = '7N+86fPmWJgEa2OSyyZjYmf9Al0SQxWqwyUMrge8WAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )