UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'agUBjNIvaLD3lVo18M2StK9dV+ofkLDNnSNS5gkcJ84=' 
WHERE 
  key_id = 'c81ac000ed2934d77136d1420d22d2a5c45729cbb604e259a0637654e87a931e' 
  AND (
    token = 'agUBjNIvaLD3lVo18M2StK9dV+ofkLDNnSNS5gkcJ84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )