UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YGPYhxE+iq4mW2L4QBMqGqMc6GzAC+hvt6NSBtMl2PM=' 
WHERE 
  key_id = '15f1a8f838e8a9ca522499e420a14e829ac6280976de1bff64d31cb118184eb8' 
  AND (
    token = 'YGPYhxE+iq4mW2L4QBMqGqMc6GzAC+hvt6NSBtMl2PM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )