UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O/4UuyJH2X1eUgHN/ZVEGnxaOqgVBGc+gywLwpJtt3w=' 
WHERE 
  key_id = '32ab56e21763cca93ed10f7fd449601c7879ccae15c91e40f7c547b6b6b4b7fc' 
  AND (
    token = 'O/4UuyJH2X1eUgHN/ZVEGnxaOqgVBGc+gywLwpJtt3w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )