UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TTzkXk7GqPLeKh/lH5o2FsIopHmh9r4qhpsPnKggc2A=' 
WHERE 
  key_id = '2dcaf0abc1513b9b50cf1009a6780339eb19ab0a396e0c9ab0a3da62113b5391' 
  AND (
    token = 'TTzkXk7GqPLeKh/lH5o2FsIopHmh9r4qhpsPnKggc2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )