UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xtnc/B9mkbhNOPAX9SUklJeiYtRbYRzuFnBywybOUA0=' 
WHERE 
  key_id = '3ccf02849ef4283a0f4ecafafe309b73bf9078cbc7a484bde26fb7376fc371e8' 
  AND (
    token = 'Xtnc/B9mkbhNOPAX9SUklJeiYtRbYRzuFnBywybOUA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )