UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mm14f8VS7muNw7dtjDnKSKs03Gmn8QgDHxZhraX8ttE=' 
WHERE 
  key_id = '8e399bb7b0ee7d019bef7928574f9cefbfa3efac079738f035b5433422d0d632' 
  AND (
    token = 'mm14f8VS7muNw7dtjDnKSKs03Gmn8QgDHxZhraX8ttE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )