UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z6tWCZDdX2T6udaWcZZxQzZbwotrwbHF3W3I1MjsVzc=' 
WHERE 
  key_id = 'c3ae4babfa40b275d3478eba8a477b54a07dbda72465e417a5703bef8434316e' 
  AND (
    token = 'z6tWCZDdX2T6udaWcZZxQzZbwotrwbHF3W3I1MjsVzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )