UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k5HHvvg8MbZxv6/pY2/ZbUHT3ThioT603d446YqZhHc=' 
WHERE 
  key_id = '91e523d5dd971943c8851b17dbf173e1caa04fb6c953a1344c6db40b461e3ce3' 
  AND (
    token = 'k5HHvvg8MbZxv6/pY2/ZbUHT3ThioT603d446YqZhHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )