UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+N3YZ75j3FjmHtt/RaOzRV+3oftpqV3vfWb/5mrEv3Y=' 
WHERE 
  key_id = 'a21d5558cac4aaa1da4931dcdfdc393334470c99c41594e94b0db68c4dc14137' 
  AND (
    token = '+N3YZ75j3FjmHtt/RaOzRV+3oftpqV3vfWb/5mrEv3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )