UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3naeLJrmlj6Y+usat6ehRzI/E8wDAYrQTfZhoz+6BA4=' 
WHERE 
  key_id = '840d3a0a581e8fe775a97f5b27fe4049c7353363715271986d19722b95605779' 
  AND (
    token = '3naeLJrmlj6Y+usat6ehRzI/E8wDAYrQTfZhoz+6BA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )