UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9w+AQcGB251UGNwh1HdgJmE7DEt4KlnmOgJql3/1Z4c=' 
WHERE 
  key_id = '83cd88e9f8731bfffc917c82f2c5e38e80add4daac7035d87738be87312af5e8' 
  AND (
    token = '9w+AQcGB251UGNwh1HdgJmE7DEt4KlnmOgJql3/1Z4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )