UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YMq6I0K36HkrXo1XMEjzW1zPwjmHgwrOAdupGfAZomk=' 
WHERE 
  key_id = '7a51a47c965d61d4759b4ef2bf7a529590484d499a97708647b95cb0a0af96e6' 
  AND (
    token = 'YMq6I0K36HkrXo1XMEjzW1zPwjmHgwrOAdupGfAZomk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )