UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rKUGtgJV4eihJoInT+IOYY/U7UG1KMyv/d8Toza2ixY=' 
WHERE 
  key_id = '6a6f5eef81899fc73259812eac139b144b10bade88ba07f4d977f9b54a6ad138' 
  AND (
    token = 'rKUGtgJV4eihJoInT+IOYY/U7UG1KMyv/d8Toza2ixY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )