UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OORz6m90s0pN18b1tsvUch9Q8GOG7GJQnKLoUY/3TYY=' 
WHERE 
  key_id = '0844e215001e83c08983d9e788047b03cae10ef09fce368d2eda4a82677a0368' 
  AND (
    token = 'OORz6m90s0pN18b1tsvUch9Q8GOG7GJQnKLoUY/3TYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )