UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'afaZHKJfBv55oa9zyU8cC65UmaDUIYEp0SxyikHT/7Q=' 
WHERE 
  key_id = '68bf97e25dadc3d00e0e907058639929377eb9ece5a71a7e2d257968a287727c' 
  AND (
    token = 'afaZHKJfBv55oa9zyU8cC65UmaDUIYEp0SxyikHT/7Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )