UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x+0Ey4oFe5w4hfL797FKtFaSKpTfEagl1wqrFkTnFnA=' 
WHERE 
  key_id = 'c7c8b6183c5630fe4d4116ae2eacd321f3e6cda7de74db07017ba0424929f74f' 
  AND (
    token = 'x+0Ey4oFe5w4hfL797FKtFaSKpTfEagl1wqrFkTnFnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )