UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mTEf3gBHzUChgj7yqPzmM3nJBC1gYP9Vvv0PeiPXcdw=' 
WHERE 
  key_id = '8ce4950690ed6ef6bc42d1adbb1a8fc6b918fabeec40a6598d5ef1aa7ab9348d' 
  AND (
    token = 'mTEf3gBHzUChgj7yqPzmM3nJBC1gYP9Vvv0PeiPXcdw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )