UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R/xzJE71QCZAjMB7buuMHYQ1E2QiPKy4iZesUowAZwA=' 
WHERE 
  key_id = '6ef4f7e4cb2102f52b1eddf862f6881b0621ff8114c5d6be7057b8b664f5c768' 
  AND (
    token = 'R/xzJE71QCZAjMB7buuMHYQ1E2QiPKy4iZesUowAZwA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )