UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6vl5qB2iS0Q75+UHjTfBYyI5Cf4LF0PdYn/JAlLuIc4=' 
WHERE 
  key_id = '0ffd18d4de022e824ad0e5b64d4efb90da6a8aaf8dc209e40be86547e40d60c3' 
  AND (
    token = '6vl5qB2iS0Q75+UHjTfBYyI5Cf4LF0PdYn/JAlLuIc4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )