UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QLkWKnYvFMBL85NB8fBaYYqc3E6P2rRDaD9PjPOrFzc=' 
WHERE 
  key_id = '2fb94708c3233de972b8e8e5bdb2151b50495767c6c0e18f95e91a7c47f603a4' 
  AND (
    token = 'QLkWKnYvFMBL85NB8fBaYYqc3E6P2rRDaD9PjPOrFzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )