UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uw5prelleqQDwKFQlJOSvDfKn/CwfTuCMayRKWt87Rg=' 
WHERE 
  key_id = '098bf3d394e8c4c65f0d34f88bd4ef799ac9784bcb3d8d9e2734c06e6e5b89a8' 
  AND (
    token = 'Uw5prelleqQDwKFQlJOSvDfKn/CwfTuCMayRKWt87Rg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029