UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nCD2h//CVxvWEirrnN1PuQ/pNg0bc+ZeLhvVHkXzUuY=' 
WHERE 
  key_id = '6b3c1af588b2ae03eb0155a056959fe2f64bc650b15152c1015c4ff44bfa6909' 
  AND (
    token = 'nCD2h//CVxvWEirrnN1PuQ/pNg0bc+ZeLhvVHkXzUuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )