UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1qzhbFv7oQltx/SEE522qP6lJAqUAyuzjHs3YXTHPo4=' 
WHERE 
  key_id = '755f1c33bfa97ad1a938a10f8f42f306514648f486c66ac349be58e30c9e5572' 
  AND (
    token = '1qzhbFv7oQltx/SEE522qP6lJAqUAyuzjHs3YXTHPo4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )