UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oYgndip6OpM4IbtvcIfcto5uYkb6kEujC6XSgfPTqmA=' 
WHERE 
  key_id = '4ab03935aeb5a82aa414f77548b2aa1c10c845b35ac988a5523244736bd72f06' 
  AND (
    token = 'oYgndip6OpM4IbtvcIfcto5uYkb6kEujC6XSgfPTqmA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )