UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd/rLBHppVHx8XMeF1ew6GDJecFwPgy5h3kDbvJKfoys=' 
WHERE 
  key_id = '6d3ee5ac6a85eaaf814812a05a6bcd338fd48e5b6164918c063e4a3bfc7e8529' 
  AND (
    token = 'd/rLBHppVHx8XMeF1ew6GDJecFwPgy5h3kDbvJKfoys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )