UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DJdyZ4Ydze53dvYCDwj37Dkm45Jy/as5nlnZtwgc2As=' 
WHERE 
  key_id = '874d8f57380cfb904e966629ac52cb37f53b53eb536e49d11863e386275e1367' 
  AND (
    token = 'DJdyZ4Ydze53dvYCDwj37Dkm45Jy/as5nlnZtwgc2As=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )