UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wDjUN+nBwNXlFxK5nKF4SN6ys2XPFHLxVHDOjoB/xTU=' 
WHERE 
  key_id = '6f268d20dcb8d79b2f3c93c8d1bf64aed547a8c84b6dda238a60120e47a81500' 
  AND (
    token = 'wDjUN+nBwNXlFxK5nKF4SN6ys2XPFHLxVHDOjoB/xTU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )