UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '++gMljjjugTSjDEUP9MVDQivxNIAKbi+mc04YJXlriU=' 
WHERE 
  key_id = '970a3c225fdc8c103050e6b872a6852235db405b84e33a0efeef577e566b7876' 
  AND (
    token = '++gMljjjugTSjDEUP9MVDQivxNIAKbi+mc04YJXlriU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )