UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VtCe/CnsrbQIX0YuA+q9QsJ3a2RmqzPJXDZeCO3+JDM=' 
WHERE 
  key_id = '57997c8d533367d8d686ca0c7eb2a42ef7cdf2065dc4fec8a2594b5a88a8df73' 
  AND (
    token = 'VtCe/CnsrbQIX0YuA+q9QsJ3a2RmqzPJXDZeCO3+JDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )