UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qk2l9pfD3uNO896rnfNZlJ0HxKsbqh+jQKEyflcejnc=' 
WHERE 
  key_id = '1f502cde61a99a178833fa5e56c591f66f29057b2c36e52fa5239f869a558b3d' 
  AND (
    token = 'qk2l9pfD3uNO896rnfNZlJ0HxKsbqh+jQKEyflcejnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )