UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0UkVeCDatGJ1eGe2RVVLms40kRuH3eerv/pNQviqulM=' 
WHERE 
  key_id = '2020af87f2cfc5d6ad2dbd0accc0d91d292d0a57b5dba9fdf973473f4221d283' 
  AND (
    token = '0UkVeCDatGJ1eGe2RVVLms40kRuH3eerv/pNQviqulM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )