UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DGWreUFIDDvXQ7TKmSHZc/i9XwMv/NBhRjvyoRPTuAI=' 
WHERE 
  key_id = '8c1555e3669afd546743bfa6b0ab8397969d2c5bac8b548bc27f55e885343431' 
  AND (
    token = 'DGWreUFIDDvXQ7TKmSHZc/i9XwMv/NBhRjvyoRPTuAI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )