UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7RMsEs3UXCEtu2yaXSfBqFLOPdYdz80XoQiLdRqpxjk=' 
WHERE 
  key_id = 'b6b12744b07ae299cd23fa2392b88ab1aaed9eac2ff4521937ac2929048bda1f' 
  AND (
    token = '7RMsEs3UXCEtu2yaXSfBqFLOPdYdz80XoQiLdRqpxjk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )