UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6l8texIGOCPpBe1MGg9tUH03RuiPqnMuRKcxhwerQUs=' 
WHERE 
  key_id = '96e9f1e16a65d10f0b235284d6855bad99ae3d5cb3e583901209d9edbcd992de' 
  AND (
    token = '6l8texIGOCPpBe1MGg9tUH03RuiPqnMuRKcxhwerQUs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )