UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mg+5+0V6i0HGgqToZwHqj3eVJ8RJX2KXMTk9wtnTZ8I=' 
WHERE 
  key_id = 'dfc9b058e15864b03d5d6a3dc29bcf99cd6041c59d128a7aa1ddfeaacd0dc517' 
  AND (
    token = 'mg+5+0V6i0HGgqToZwHqj3eVJ8RJX2KXMTk9wtnTZ8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )