UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't0VHb+xew+HLFyvnbnCqNmZHTteW+NyLNkHnMOuZUW8=' 
WHERE 
  key_id = '835cc9eb90756aceb2fe5ceb054810a0881763f2beb867e05b02af8ed9de7a3d' 
  AND (
    token = 't0VHb+xew+HLFyvnbnCqNmZHTteW+NyLNkHnMOuZUW8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )