UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u1pSlrs7JpK7XHf+s6V1njl6F1pxG2/lZx4o4+zLBlU=' 
WHERE 
  key_id = '21754bd6358883d434f3a4a88f9e27b2324b50c19102686f1c8211b2360e9fcd' 
  AND (
    token = 'u1pSlrs7JpK7XHf+s6V1njl6F1pxG2/lZx4o4+zLBlU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )