UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '498sQmDz+CJxdxohpqzn/LfI/TjdqSf/zrwDx+am28w=' 
WHERE 
  key_id = 'c943cb59b804e0f1e1a6bc1b0b6c81368662ed6322d2e24c819aa8e3af1af5d5' 
  AND (
    token = '498sQmDz+CJxdxohpqzn/LfI/TjdqSf/zrwDx+am28w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )