UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DUZd6Vd3l7gKkefmSCEz8N52ite0SnP4haF1RSLK3N8=' 
WHERE 
  key_id = '68019669356d9b49754d25ed6d05a290cf9c0fc4964e187992472e5a46e8871f' 
  AND (
    token = 'DUZd6Vd3l7gKkefmSCEz8N52ite0SnP4haF1RSLK3N8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )