UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CYP/9rl80BTjOGa7vEmyl+VTD5HScuowIZ9j1bAqyQA=' 
WHERE 
  key_id = '3909cdfe95242cea43c50a76082ae440c9ef6533891f6aa09681efbb274f1e87' 
  AND (
    token = 'CYP/9rl80BTjOGa7vEmyl+VTD5HScuowIZ9j1bAqyQA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )