UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VQkaTuwn8d3tbFgWFpKDo78O/K0wxfH9tQgzTn0mNiQ=' 
WHERE 
  key_id = '8296908c388b9c8aa1c1288330584eb5b1bc92696d63021e6dcad7d81582578a' 
  AND (
    token = 'VQkaTuwn8d3tbFgWFpKDo78O/K0wxfH9tQgzTn0mNiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )