UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LkUw7WQJHFBq3QfpJNYSQVMpvfV2e6GwCxv4uQSDRyk=' 
WHERE 
  key_id = '100638e39d12ee975a868edfac5626db844418cba7515aa4c99744520be86618' 
  AND (
    token = 'LkUw7WQJHFBq3QfpJNYSQVMpvfV2e6GwCxv4uQSDRyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )