UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SvWFAwJYNXzxkcez5OhfR715B8tG+cqDY2JBQE0JtdU=' 
WHERE 
  key_id = '251fe4196f0cbaff0c9e38f94552a474ad7f9969048e4c9145ac01de20736722' 
  AND (
    token = 'SvWFAwJYNXzxkcez5OhfR715B8tG+cqDY2JBQE0JtdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )