UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SLKV5KZvWaL2cNU16fvFRk1v4HUyy7O/YNlKgVG+B0k=' 
WHERE 
  key_id = '343922d40ca84891f09c5cd08de41663dfd908545fac2f69a02418d7e1ff04e6' 
  AND (
    token = 'SLKV5KZvWaL2cNU16fvFRk1v4HUyy7O/YNlKgVG+B0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )