UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+kfF6zNZ9YDqgIC9DGmX0bsS+kPDjFGzvg34O479jPo=' 
WHERE 
  key_id = '2e5b4c677f996937a217b42f0d0f374ca70208e3747a7d50c856c652e7d5999f' 
  AND (
    token = '+kfF6zNZ9YDqgIC9DGmX0bsS+kPDjFGzvg34O479jPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )