UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwwydddOKXuJc9VW4cKWXa7J7OjdSxE1U8z8ovvkQqA=' 
WHERE 
  key_id = 'b538c6bfbe790a203b54229d64c8fdcd4ae5e49ade6a3719f487a9631e38f972' 
  AND (
    token = 'PwwydddOKXuJc9VW4cKWXa7J7OjdSxE1U8z8ovvkQqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )