UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JlQ6WyTjXguJYdg2U1lKK2+OPFSiDh1mUIe9fabB7lU=' 
WHERE 
  key_id = '838480a4719c1a9e58f0541aa5999fc4f3b654662641d416d193673830628bd5' 
  AND (
    token = 'JlQ6WyTjXguJYdg2U1lKK2+OPFSiDh1mUIe9fabB7lU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )