UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rCvG/uf3zbpsHvJwDV5/fT+FsWrpPQX2fbip2QJvDOo=' 
WHERE 
  key_id = '6b5faf0e1b9516f1d2bc43831aec615921ab9fa82f87815561a132310324fc14' 
  AND (
    token = 'rCvG/uf3zbpsHvJwDV5/fT+FsWrpPQX2fbip2QJvDOo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )