UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tOKvcWkjt/Wd/TkO1QZP+j3S5m5B8VHe9DibSSds5OQ=' 
WHERE 
  key_id = 'ac643874979da2f23194acf797bebacadbc53d3f48cec09464d3463eff5276bc' 
  AND (
    token = 'tOKvcWkjt/Wd/TkO1QZP+j3S5m5B8VHe9DibSSds5OQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )