UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2bw6LjJ10eosLpmSsXFRFWav2XBX/guEHFeTfTXhMlM=' 
WHERE 
  key_id = '79438d35163aaddd0b0581931404ba0a43d400d72b2576e589bd26c66b844388' 
  AND (
    token = '2bw6LjJ10eosLpmSsXFRFWav2XBX/guEHFeTfTXhMlM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )