UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DzDWf5yhWMM+ZAYESM9ZXl30SrxRrNrKjYxAoITXLwI=' 
WHERE 
  key_id = '3d8fce9abc759928e427b043caea6924794e5c51545c46bc018315fe0f647bd3' 
  AND (
    token = 'DzDWf5yhWMM+ZAYESM9ZXl30SrxRrNrKjYxAoITXLwI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )