UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vtzCcyFcxm9h8XatTfulQHUHRwcsUgM71fwDkDxADhE=' 
WHERE 
  key_id = 'a4ffbd7924ad9532129f8fcf383d9a4866a3c08763a6ca5bea92dfc19f2cc511' 
  AND (
    token = 'vtzCcyFcxm9h8XatTfulQHUHRwcsUgM71fwDkDxADhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )