UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MjCdQZW/4EKI5B01kDBbqHYD1uyvhY/4isrqYJJBahA=' 
WHERE 
  key_id = '5783cd2986cabce43da48cd6936b7834a876d364a7dd547f969544b14206c135' 
  AND (
    token = 'MjCdQZW/4EKI5B01kDBbqHYD1uyvhY/4isrqYJJBahA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )