UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3TmPms7uk/vSKsRQjVCK2cCQTC+ln+NwUICEbZnkO2A=' 
WHERE 
  key_id = '821f525191e925a4870e5c8a3471a6a20651bb35dd66daacccee7e535bc7c9d7' 
  AND (
    token = '3TmPms7uk/vSKsRQjVCK2cCQTC+ln+NwUICEbZnkO2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )