UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '71aHsFxJPyKcWM3tCFujbl9c9GO7ndKcItnrw+ZPCbc=' 
WHERE 
  key_id = '7b53c42a78c43cae170c5404910a03eb865d79d7773fe3d44f92f51f1402b33c' 
  AND (
    token = '71aHsFxJPyKcWM3tCFujbl9c9GO7ndKcItnrw+ZPCbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )