UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bPFjUpVdsrKAEspIIzBhMimWbjZtkFeWGkoI8FdL+RI=' 
WHERE 
  key_id = '508154922ecae40e624630f171b29262a68e81709ec073ac84445adc8048a478' 
  AND (
    token = 'bPFjUpVdsrKAEspIIzBhMimWbjZtkFeWGkoI8FdL+RI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )