UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BjkZQ9kUZNw9ogdOo5j7qj07U5+8Zg8jAVNx+jicKeg=' 
WHERE 
  key_id = 'cbb3f0ab14b8f0129047da9828c934d8d1030a66d7224ce7a63f836f45ec24b9' 
  AND (
    token = 'BjkZQ9kUZNw9ogdOo5j7qj07U5+8Zg8jAVNx+jicKeg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )