UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5rXU1VqvxDMt7AqyxaQA95snMnqe3iPwsu/uFbz2mu8=' 
WHERE 
  key_id = 'd1a5881236ecd8a81cd5a61281496e5f4e87b5cd395b767db66f71c3b6f9a3cd' 
  AND (
    token = '5rXU1VqvxDMt7AqyxaQA95snMnqe3iPwsu/uFbz2mu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )