UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZmFCrswgZZmOZA3yvPZzJTwdCZhSevue6znQ/Z5CNzY=' 
WHERE 
  key_id = '638b66b0bad07d6172b035552106556eb39e18bc10477df9abc2f8e5c9f28314' 
  AND (
    token = 'ZmFCrswgZZmOZA3yvPZzJTwdCZhSevue6znQ/Z5CNzY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )