UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ML6sVGI8zC1IGwNsw7UbRBexr7ek93hzfg9+SVWpfDw=' 
WHERE 
  key_id = '5dcada6f4450d42040ef8bf01adad0a6c3d1da68cfd4103caf39acb44a943be5' 
  AND (
    token = 'ML6sVGI8zC1IGwNsw7UbRBexr7ek93hzfg9+SVWpfDw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )