UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iSCvvWCwBL2K910xqb7iQ+fqLf7hIldymhvgESmS998=' 
WHERE 
  key_id = '1b2b499aae1d7a7934709f6d2998188db0f164a5b7739bfad456e2f9b7f246b3' 
  AND (
    token = 'iSCvvWCwBL2K910xqb7iQ+fqLf7hIldymhvgESmS998=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )