UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vN6lnU6cq3vzWBOQNnYhWJhuU2n6JQutu24iN0tCVYA=' 
WHERE 
  key_id = '8946126bcc9cefe2cb9c1a2637a190106597a1f166be6ea21ac888548e80922d' 
  AND (
    token = 'vN6lnU6cq3vzWBOQNnYhWJhuU2n6JQutu24iN0tCVYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )