UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u1viVTyZiE3Uh5R246oCLJfuUD4JjmbthQKU+5VzzZU=' 
WHERE 
  key_id = '950967e846778b6ee265d02be3c2f9db9d8271a8f8caa114067dc55161de9366' 
  AND (
    token = 'u1viVTyZiE3Uh5R246oCLJfuUD4JjmbthQKU+5VzzZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )