UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fh7NRtgzui37SQjA2292K7EMUkWxhitBZGRrPoqk95E=' 
WHERE 
  key_id = '1406605d98564b155e8a24324eb63bec0b2b84ec0bbad72c0ed1b251ff50cc8c' 
  AND (
    token = 'Fh7NRtgzui37SQjA2292K7EMUkWxhitBZGRrPoqk95E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )