UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BBx9T8sFpHJxgfMo/VoWUQvz7Y4egnaflHC0v49PUSA=' 
WHERE 
  key_id = 'a2cd8e909e157c552a9ed50c07679a43583987e31bbd89067fe310406df3396a' 
  AND (
    token = 'BBx9T8sFpHJxgfMo/VoWUQvz7Y4egnaflHC0v49PUSA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )