UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V3Mwcd+Xg2FzHermqLVd9Lua+HgYT4UZn4hDByFx+Lo=' 
WHERE 
  key_id = '6836c9b78fa3c3293d108ec2a78def270ed1fa6ba7d5a9087c609193fe7936c2' 
  AND (
    token = 'V3Mwcd+Xg2FzHermqLVd9Lua+HgYT4UZn4hDByFx+Lo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )