UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2MQepvO7m3NfGmByJ3i7mVC93sxqM8wmCK5CUphNN1o=' 
WHERE 
  key_id = '39600ce98261ddbc6b892cded62f5781a0d08b9c201988afb0a8a725d73b3138' 
  AND (
    token = '2MQepvO7m3NfGmByJ3i7mVC93sxqM8wmCK5CUphNN1o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )