UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '91cDAq4IW+0IPa0UO/nttZ3PXXOIM0rTdGR7XSdUw+4=' 
WHERE 
  key_id = '42e9351166a37e5afca9a564ba7e6b0aa54e6c6d73623d2d071386c9aa46aea3' 
  AND (
    token = '91cDAq4IW+0IPa0UO/nttZ3PXXOIM0rTdGR7XSdUw+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )