UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4KbG/7iX0RsTkvSfNf6cber1hO6CK553kMGtueHSCA=' 
WHERE 
  key_id = '44db3e87ada2236501cb2307d8d2c3970a244b2cfe7631220cfcb96c04da9432' 
  AND (
    token = 'U4KbG/7iX0RsTkvSfNf6cber1hO6CK553kMGtueHSCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )