UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UGdVvqbKzntRPaWN3H69W6Rrhi91C6a7JtUk2dhh39U=' 
WHERE 
  key_id = '516141a9d7f8eca84e487eb3fb5e77f3273a1ebb149adf4cfa982e7301f7e29a' 
  AND (
    token = 'UGdVvqbKzntRPaWN3H69W6Rrhi91C6a7JtUk2dhh39U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )