UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5U+R8Lvv4me3CDRKpjjddnYv7J1bMEu+OhSjmpodb/A=' 
WHERE 
  key_id = 'afe006755dd78981f4778ed83a62ef03f9100fc741cdfe599b69d06658822b3f' 
  AND (
    token = '5U+R8Lvv4me3CDRKpjjddnYv7J1bMEu+OhSjmpodb/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )