UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gM508I1heeoQ811sHxWBgiR3Aq9JFiELJzQWeI/DfUY=' 
WHERE 
  key_id = 'a010fbb1712d6eb2169f27bcb2f6eb8bf45e66c9033929d191ec3e94b89f746b' 
  AND (
    token = 'gM508I1heeoQ811sHxWBgiR3Aq9JFiELJzQWeI/DfUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )