UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'im5W+w1K7JnjCMkrR73ThaoLF9nju1nOC1Osd1C3mfo=' 
WHERE 
  key_id = 'a1a15045154b6cde3bb9267a2c22bdac4e2e29d6fac847406f50b46f1bd2c889' 
  AND (
    token = 'im5W+w1K7JnjCMkrR73ThaoLF9nju1nOC1Osd1C3mfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )