UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'frxwUj13k0bxNGUdE6adguQDw+xx5/vXOWJGcJ3mm0Y=' 
WHERE 
  key_id = '4917e26ecbc8a0377ccf7ec57a8a286dfdb9ec7b6b69d4e415d2f08f5ba52d18' 
  AND (
    token = 'frxwUj13k0bxNGUdE6adguQDw+xx5/vXOWJGcJ3mm0Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )