UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uc/pOM0gPl694s3nIUxs7V9NE/cVk95LujmKuAdGSQU=' 
WHERE 
  key_id = 'c14da3b49633ecccfbb41fea12ce5db935811d96365fd1cf194f0c2a2b0adcb4' 
  AND (
    token = 'uc/pOM0gPl694s3nIUxs7V9NE/cVk95LujmKuAdGSQU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )