UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5aXxe81BorMVNQCigDPqlpscTSY3ycOJdoOX4uGktVU=' 
WHERE 
  key_id = 'c7e5184cf9f033843f8d32018b8224c138ae5d110af21c34cb6661475399acce' 
  AND (
    token = '5aXxe81BorMVNQCigDPqlpscTSY3ycOJdoOX4uGktVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )