UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pDsRWd+V2tobtGS5bw9ivCYopGJseEfuw3u8/bOC+ws=' 
WHERE 
  key_id = '3d9af04976681a76973798867cdef9b5cfa99ff5aa65ef6f6baf399b9e397c7c' 
  AND (
    token = 'pDsRWd+V2tobtGS5bw9ivCYopGJseEfuw3u8/bOC+ws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )