UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YsKl23sIGezxPWWTpVSFcxuh9H7kCbImhaVqlcMzlfI=' 
WHERE 
  key_id = '1fb954888c66e4773f474cf51c47e6ec4f3006a596376ad482739a9be92b67a1' 
  AND (
    token = 'YsKl23sIGezxPWWTpVSFcxuh9H7kCbImhaVqlcMzlfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )