UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rU8lZF1eRwsobB5w2CiOBDVrtpu61eUyhHeJ39URe5Y=' 
WHERE 
  key_id = '4046b6e45df967724d87765787d976a541be34a6c661ff4e13860a290a0c18c4' 
  AND (
    token = 'rU8lZF1eRwsobB5w2CiOBDVrtpu61eUyhHeJ39URe5Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )