UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fCsihDe9r2hjD9yjWaWY6txY2QMUVrUbZu4OrRAaZsE=' 
WHERE 
  key_id = '121879375656ebebbc414aa5d716a8ee17ebe264e960558996dfaf535d613b28' 
  AND (
    token = 'fCsihDe9r2hjD9yjWaWY6txY2QMUVrUbZu4OrRAaZsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )