UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qmaISRwCvZdridXAExXMHVeJt4BPd0swMn34dqID9hM=' 
WHERE 
  key_id = '8adf46eef69b69b8fead0d212b909cdcaa07461470977d90c95d2079c415b751' 
  AND (
    token = 'qmaISRwCvZdridXAExXMHVeJt4BPd0swMn34dqID9hM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )