UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6zR8E7pQCpDOQmRmLrvP6I0pYJ4bXAyRPcNNN+mnUM=' 
WHERE 
  key_id = '6ac8848bf0f895c4b71cbd960ca083b079306a7bedfeeae4f88222f94f489ce2' 
  AND (
    token = 'k6zR8E7pQCpDOQmRmLrvP6I0pYJ4bXAyRPcNNN+mnUM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )