UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/f63xgpH7KYn2RGnwBxVlPO3eeLCIJIjIbEK41Ze5cY=' 
WHERE 
  key_id = 'd558223874a6155981af6e7f3c271acfc13123cd01cde64762da663c5f62a226' 
  AND (
    token = '/f63xgpH7KYn2RGnwBxVlPO3eeLCIJIjIbEK41Ze5cY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00053