UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lwznqR/tafKXDsDvrvLLrIHx6qCwTu7WRJ57Pyd/nIo=' 
WHERE 
  key_id = '2c4e9bf2ee097161627a56036b7ecf7541ffd5d52eba7b30f7f7f31012a83ec4' 
  AND (
    token = 'lwznqR/tafKXDsDvrvLLrIHx6qCwTu7WRJ57Pyd/nIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )