UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4d+YFRatIy/GvZinYZjz21tZPmqyE1VccKTZL+LcJNo=' 
WHERE 
  key_id = 'db9f4923d26778e1b57f24d20779e357377beb432107373a8df3af14227dc313' 
  AND (
    token = '4d+YFRatIy/GvZinYZjz21tZPmqyE1VccKTZL+LcJNo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )