UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n5XkPXLDh+S5nHfxHwLPKAwZA5Gbb0vsafX/ngLb4ao=' 
WHERE 
  key_id = 'c2e46e2bb3deeff4d9fa28eeb3094c15fd18b783357a69908185c5352509561e' 
  AND (
    token = 'n5XkPXLDh+S5nHfxHwLPKAwZA5Gbb0vsafX/ngLb4ao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )