UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ujBPOifUWgcq3+gahbmX6pbNSiry2nYru4WKv1hxbnk=' 
WHERE 
  key_id = '8fd94b5462b8cd7238ad8251ff38f8fa60eb779067fd076055459405cea97429' 
  AND (
    token = 'ujBPOifUWgcq3+gahbmX6pbNSiry2nYru4WKv1hxbnk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )