UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N+40cDS5iYGmrMElgOhp+rSTfSby7/FJzGC3KTTP6Zc=' 
WHERE 
  key_id = '2dcc27a673a076d4d98e93ba57ca757623a73a7cb7c1ac8e2f7aad351c5111fc' 
  AND (
    token = 'N+40cDS5iYGmrMElgOhp+rSTfSby7/FJzGC3KTTP6Zc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )