UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4vk0kKAUxnHOQvwvJGP4+rgzqQPppI5NlRYJQjEmJPA=' 
WHERE 
  key_id = 'eeebde47bcf02df4de75ecce6dbcc46c6d253c6d8209e937147d942c8c6b9f36' 
  AND (
    token = '4vk0kKAUxnHOQvwvJGP4+rgzqQPppI5NlRYJQjEmJPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )