UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6kFeEhshzwwkB36G6+6YI0ZlFWWLUJkuMHKvewHNOvA=' 
WHERE 
  key_id = '1bc3c80c8925edb34b397d03311e2adcae30eb4c355612bd8643735ccf295f82' 
  AND (
    token = '6kFeEhshzwwkB36G6+6YI0ZlFWWLUJkuMHKvewHNOvA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )