UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w1aJ4vQG1uYNkKfS8BPNi3Wnz9VfpxdkbwMrbY/7iak=' 
WHERE 
  key_id = 'd3ef994e2e2eeac20307431330cf82536481a68d6023ff7b2dc074b06443dccc' 
  AND (
    token = 'w1aJ4vQG1uYNkKfS8BPNi3Wnz9VfpxdkbwMrbY/7iak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )