UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mdOPWMcgvFbtJKBzlximnXueQWI4m9MUBgS0SYzVuE4=' 
WHERE 
  key_id = '9af51160bd24e894271cee8b30af6338e41e37fb1b8809edb5934a739333ba8b' 
  AND (
    token = 'mdOPWMcgvFbtJKBzlximnXueQWI4m9MUBgS0SYzVuE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )