UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LxKnCFfxF3CMzEEx1gGeJzDAEzxyzSz3Nvn3J7/DFEM=' 
WHERE 
  key_id = '9cb926ece994901182d8a1f8bb03fd89ad1386c29cae9c3718213523570a097a' 
  AND (
    token = 'LxKnCFfxF3CMzEEx1gGeJzDAEzxyzSz3Nvn3J7/DFEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )