UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l9zeKxTSGswhSSsOGdYnSp/R/numeHNFxMcdIIwBIVI=' 
WHERE 
  key_id = '159565206c1362c999bf3cb175adbccb06b17c7fca712981a5d1981ab202d7eb' 
  AND (
    token = 'l9zeKxTSGswhSSsOGdYnSp/R/numeHNFxMcdIIwBIVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )