UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AWRZba5dqfRgUDZmj8uKuG4BvZCriNdq2yeS8LMd3vw=' 
WHERE 
  key_id = '8ad40ac5abd6af8a97fce619df98ee16c048e236dd65dce8d99a640e62a27e07' 
  AND (
    token = 'AWRZba5dqfRgUDZmj8uKuG4BvZCriNdq2yeS8LMd3vw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )