UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fmIKFJUwh1GBoxCol8LjSgH3AD8uSmSa8KIE7+kS7Zg=' 
WHERE 
  key_id = '3c8ad3405490874ee6b6561fe502ab4836fe1df94d6fdede79ef696c790b0788' 
  AND (
    token = 'fmIKFJUwh1GBoxCol8LjSgH3AD8uSmSa8KIE7+kS7Zg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )