UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm8PVn5EgGYWRPYx9GCZNr5mDxT7k3NaNYWESxwjKpEo=' 
WHERE 
  key_id = '99aa6acb948e33cb6c608a81227d0bff49e14bcec1712c194b467abdf26245b5' 
  AND (
    token = 'm8PVn5EgGYWRPYx9GCZNr5mDxT7k3NaNYWESxwjKpEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )