UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QpXdh9krUsreVas+5qZPesnhCChh+UkB8F5ZsTy+vOE=' 
WHERE 
  key_id = '45b58458cef57cc634c02c2300db81a1a686823e4f4acecacd1a59201a78fa13' 
  AND (
    token = 'QpXdh9krUsreVas+5qZPesnhCChh+UkB8F5ZsTy+vOE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )