UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K52yQZ9iOMblbCFFDPlKUL4Vx6NnejpZXb2NJgaJdcI=' 
WHERE 
  key_id = '15ef41088cfb1cd1a2ad6881b7c87e7bb21af07c4a6a371dd8c57d82c7f037f6' 
  AND (
    token = 'K52yQZ9iOMblbCFFDPlKUL4Vx6NnejpZXb2NJgaJdcI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )