UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vnmeQUN2ZtgfQDooVPWq0HgqYQq4Do0Sj5hElm5Al9Q=' 
WHERE 
  key_id = 'e1cf549ae95c626462048258e2b6d4df6bd9b35ccdfe4d8dd9d590d02e998931' 
  AND (
    token = 'vnmeQUN2ZtgfQDooVPWq0HgqYQq4Do0Sj5hElm5Al9Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )