UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L2MpKNfyCHK6WcIuhX+3Ze2PdWldtZBitKxSg/5SgTE=' 
WHERE 
  key_id = '3831e7848a5fb123ee19e5a3af85dbba24216072ab2da16137da6eac3e90085d' 
  AND (
    token = 'L2MpKNfyCHK6WcIuhX+3Ze2PdWldtZBitKxSg/5SgTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )