UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yAkKbgKHbxJeV8f/CzMu8Vu55I1GSFvXwyIrEZnuTTw=' 
WHERE 
  key_id = '50f0e50953a1adf45c1be4dd6fa23d6ae574b533183bfd6433836dfcacfeb4d9' 
  AND (
    token = 'yAkKbgKHbxJeV8f/CzMu8Vu55I1GSFvXwyIrEZnuTTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )