UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KMyWGV+GtHDlJocnsTuqdW2q0zQfaNxb5zGRvp3QFE4=' 
WHERE 
  key_id = '6db07c347e136cab8e9bcf058f10b5199edfbf95e99c4d619479ffd0b3d2ad15' 
  AND (
    token = 'KMyWGV+GtHDlJocnsTuqdW2q0zQfaNxb5zGRvp3QFE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )