UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PyWjG+IZV143JWIudX8uWQFZSQfk1kbpJUR5N3Of8Us=' 
WHERE 
  key_id = '8105357e6ea723fb6916f83026d0140621bd5785db4e8985059d364a04887f1b' 
  AND (
    token = 'PyWjG+IZV143JWIudX8uWQFZSQfk1kbpJUR5N3Of8Us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )