UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7REYw4sC4FRD42Oj7Mpw25meGbZ8VtlgVh2VdncBGdk=' 
WHERE 
  key_id = '440b1d28c2df9b2daa333c08f4ad7f86034e7501aa46f2296bfb1658ab48fe9d' 
  AND (
    token = '7REYw4sC4FRD42Oj7Mpw25meGbZ8VtlgVh2VdncBGdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )