UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MTWH8wLrkNuz74csUomjuOuw8z7/k4+F2o5Pnr9F/IU=' 
WHERE 
  key_id = 'efee7d9f640a3c91482c4b1cec88366621ed6655f88190486f1df760ac15943a' 
  AND (
    token = 'MTWH8wLrkNuz74csUomjuOuw8z7/k4+F2o5Pnr9F/IU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )