UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M7bILPotsk2sfZLPLsuIVDzbQ+5ASI7mVrCsq2M0o8M=' 
WHERE 
  key_id = '4c604b52fd31dadb0ea1251cfa4ff4c2136b0d889a040a7d2137f4d985848010' 
  AND (
    token = 'M7bILPotsk2sfZLPLsuIVDzbQ+5ASI7mVrCsq2M0o8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )