UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VDcPMDrARUxz1JBzCkPu3ybJF/+CO4bmCZiaCb/ZbRk=' 
WHERE 
  key_id = 'dfd7de36963238c93691c885c447a08e969007f30d4edf0441aad744e6880207' 
  AND (
    token = 'VDcPMDrARUxz1JBzCkPu3ybJF/+CO4bmCZiaCb/ZbRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )