UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2RbS7JAwjmPrmJ0aRI2+DBsyqhl6BMGwNqNmzgtdqoU=' 
WHERE 
  key_id = '76d23f911e7fa92cafeb389b2be31471bde866bab2fc859d83d8186b62ddb487' 
  AND (
    token = '2RbS7JAwjmPrmJ0aRI2+DBsyqhl6BMGwNqNmzgtdqoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )