UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b83V6BO2/L8XpzM/GLlZhhDYz8DFROiTIZijq7SgD0I=' 
WHERE 
  key_id = '4b5b80629787effe79b9bfc5669f136e02fb6a7f2e8341ef00813d3eaea3ba13' 
  AND (
    token = 'b83V6BO2/L8XpzM/GLlZhhDYz8DFROiTIZijq7SgD0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )