UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nxM8kx2j/8STQCuU5rsqQ5A8rPLx5Dd4PFwGNL7+FUY=' 
WHERE 
  key_id = '831e1223933fdaad98291d0c7c563d0f56fc532707804012c8a519c4644a448c' 
  AND (
    token = 'nxM8kx2j/8STQCuU5rsqQ5A8rPLx5Dd4PFwGNL7+FUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )