UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1qnq+kqx3JIeop7hjdmynwO8i9HZxEnXTRrHZwqK/xQ=' 
WHERE 
  key_id = 'a793108ffc1eeebb75e8ad858533a8d6b8c31439850730ea218438795d53b6b8' 
  AND (
    token = '1qnq+kqx3JIeop7hjdmynwO8i9HZxEnXTRrHZwqK/xQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )