UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KiZIaWydwz0xSzXjrIG+cVQAVqz32C9ME+ukfkRwmes=' 
WHERE 
  key_id = 'f6b3863b692282ae087c3f8c9360d60c8b39d10993d0d483be0f203e45e61e66' 
  AND (
    token = 'KiZIaWydwz0xSzXjrIG+cVQAVqz32C9ME+ukfkRwmes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )