UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gCpWG8RoiexfXHfELWDzyzF14gXSmUszx/M9UHQNHzo=' 
WHERE 
  key_id = '750ffc924f2fa1618fb47f0f8ef3f80c507a9369d4e9184c17030651947ee757' 
  AND (
    token = 'gCpWG8RoiexfXHfELWDzyzF14gXSmUszx/M9UHQNHzo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )