UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bNyFZtV5V4tHtN/vo/oX7FEVmrPCZrdN4gfiGonUOgU=' 
WHERE 
  key_id = '50d80d95ba1cf027e65a5a823d97ea77d6569c45c51bf7b1d1f71f1c903f0615' 
  AND (
    token = 'bNyFZtV5V4tHtN/vo/oX7FEVmrPCZrdN4gfiGonUOgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )