UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g/ywDllXeZRdifo3Y9RHojNUE71YPxN2bKcCqRIrQ50=' 
WHERE 
  key_id = '853d250672eb0b885062ab576d876c451b05b11a11a407896c0e2bc1ac551350' 
  AND (
    token = 'g/ywDllXeZRdifo3Y9RHojNUE71YPxN2bKcCqRIrQ50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )