UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6/5bdmjzdkq39LAoQhWRXY35pt7kgwtUGFJxWd8+iM=' 
WHERE 
  key_id = '188462d3f8f208e92e1de1f63e6550f07268c982f79e9b30d2faa8c80859ac46' 
  AND (
    token = 'a6/5bdmjzdkq39LAoQhWRXY35pt7kgwtUGFJxWd8+iM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )