UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ogulfuEgT9ldBM5z9EaoxDifBZwFcxgTSIcL8IJGsWs=' 
WHERE 
  key_id = '19529039fe22a8cb4a942e9c8dfb646e17a786637a1936c6558d82e3c4686892' 
  AND (
    token = 'ogulfuEgT9ldBM5z9EaoxDifBZwFcxgTSIcL8IJGsWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )