UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p4T/rHjtSzQ2XS61gEAjLVo83PtoDpURI5cJtSj5Hvs=' 
WHERE 
  key_id = '6f3e6a97a47c98838ccd23eed25b334cd0749850741b9ed6dd80eeab140616e8' 
  AND (
    token = 'p4T/rHjtSzQ2XS61gEAjLVo83PtoDpURI5cJtSj5Hvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )