UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q0WKiq6zXgWRUXiiPvPld7SxIRIzL/tYCsnMYi1TFqA=' 
WHERE 
  key_id = '2a694111f9e863ff0d3bdb5d3c22f711014fb299d41f21ac26d90e3b495bf042' 
  AND (
    token = 'q0WKiq6zXgWRUXiiPvPld7SxIRIzL/tYCsnMYi1TFqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )