UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dgfbkbMCIzRg7vBq0nifcDAvHblT8XhIJ5oPveoR6dk=' 
WHERE 
  key_id = '8338857a6bc80ffa288f8395e6596b69a19c37841e6db6312b714903b7fb9d55' 
  AND (
    token = 'dgfbkbMCIzRg7vBq0nifcDAvHblT8XhIJ5oPveoR6dk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )