UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lI9fDMxP84qcOXzI07yjsOkLC2EAgeFAdgDnOyN2tHw=' 
WHERE 
  key_id = '81509b43fdea6fd991a6ed0893bde3415c1393700f186800c90a82b9eafb81b9' 
  AND (
    token = 'lI9fDMxP84qcOXzI07yjsOkLC2EAgeFAdgDnOyN2tHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )