UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f8XEPKuLOv97zVMU+cTzRiF6//iQOY4VHi6G4nOfci0=' 
WHERE 
  key_id = '9d495770cf182d80a1e4aad625c00f49822459faf21aa1fb12c56a747ce7b3f1' 
  AND (
    token = 'f8XEPKuLOv97zVMU+cTzRiF6//iQOY4VHi6G4nOfci0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )