UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tV4IrSQdsJXlPPT5LEdc10TIwzKU8kGjLAi+YiJEgzw=' 
WHERE 
  key_id = '2e68bcf0971c31ac03df9de5d402abb27d55df1d60137cb24220c15e88ebe86f' 
  AND (
    token = 'tV4IrSQdsJXlPPT5LEdc10TIwzKU8kGjLAi+YiJEgzw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )