UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e/8SiBtraPlh7fCFpW4H9jtcu/E27+uMP2dxqmrirQY=' 
WHERE 
  key_id = '6d4502b43765d07210f94b9f0302b9db3589460b34cee4c5934998a119317407' 
  AND (
    token = 'e/8SiBtraPlh7fCFpW4H9jtcu/E27+uMP2dxqmrirQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )