UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xVnLdjNpnt8kakQzGAWSlCFkrlS1uZcvaGTgXRP+E8g=' 
WHERE 
  key_id = 'eeb4a5dae357b270157b783ad9aec872af15966badbbfcad626cb74354abdcee' 
  AND (
    token = 'xVnLdjNpnt8kakQzGAWSlCFkrlS1uZcvaGTgXRP+E8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )