UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mIt1dzGgGs5/SfMbYZIKdqsCgmSuMD8OF18iFyDd3+E=' 
WHERE 
  key_id = '833e3cc19bf9fdfa4086525833e982de92e72f74affaca770184a1b6e6c20298' 
  AND (
    token = 'mIt1dzGgGs5/SfMbYZIKdqsCgmSuMD8OF18iFyDd3+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )