UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zXpMm/TbuBE5ySQfYYRqsyTRQkCkY9zSfApa5HUH1PY=' 
WHERE 
  key_id = '819eaa363c369f3d3e699b7cd6241aefa8a51447deb9c8d7d429a9862d557775' 
  AND (
    token = 'zXpMm/TbuBE5ySQfYYRqsyTRQkCkY9zSfApa5HUH1PY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )