UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ql8KPu16uRRzsePcynF9XSWmKOpwvkc05jsUfgzI+tM=' 
WHERE 
  key_id = '8a16b273c427e658d9990e64c1e8a686e338c9a9730fc236c9169b2618b5067b' 
  AND (
    token = 'Ql8KPu16uRRzsePcynF9XSWmKOpwvkc05jsUfgzI+tM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )