UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UR30HjMgvBGeXsfSKz8UQIP4/3FsgtbngZRly4+OWDg=' 
WHERE 
  key_id = '8fc36dca81e6ba41af3c68aec0d6481aae0d18d491842aa60f220c37245ec445' 
  AND (
    token = 'UR30HjMgvBGeXsfSKz8UQIP4/3FsgtbngZRly4+OWDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )