UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zGb8BggCrNnHC+hhdajp50luytMTS12PR4JISLWJfPg=' 
WHERE 
  key_id = '31b5fbeeab18636a7ec576501fe1688a8c283da2ab0356c019e8d211ef760952' 
  AND (
    token = 'zGb8BggCrNnHC+hhdajp50luytMTS12PR4JISLWJfPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )