UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ko0t7woqItfexHYZkywPq2PI8ztgg4IXV2Y+OPzL2MY=' 
WHERE 
  key_id = '911fc56a769935c5a407cd4b0110cc552d5755db28b334692fcb18a41d02595c' 
  AND (
    token = 'Ko0t7woqItfexHYZkywPq2PI8ztgg4IXV2Y+OPzL2MY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )