UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aZb5JjPqDD6GvoVtjNJXcGnB+Jtrw1c+TvOL3HDQe60=' 
WHERE 
  key_id = 'a50a896d8e733993d26614cead3b545ebbd413bb79e17652604ca43dbf4cc57d' 
  AND (
    token = 'aZb5JjPqDD6GvoVtjNJXcGnB+Jtrw1c+TvOL3HDQe60=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )