UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YkG269R8omqURv6rTTppomKVvi8vgib+qvdJbjSnLRk=' 
WHERE 
  key_id = 'a4e9a41faeabc28adc1c3008145966170a33b37cfb46e510056eb78078fe4782' 
  AND (
    token = 'YkG269R8omqURv6rTTppomKVvi8vgib+qvdJbjSnLRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )