UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4zWnmzpuFjUarYXwjVZe851dbRlo+C6rOJbJWXjskaY=' 
WHERE 
  key_id = '1acf89938da1386bf2a342a0c22f5f8e2acbffe895b564d396a404653f05f735' 
  AND (
    token = '4zWnmzpuFjUarYXwjVZe851dbRlo+C6rOJbJWXjskaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )