UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gp5n7XCpZvTKMZJ0FFDkw6LFqx3s8ADRznAOME4K8FQ=' 
WHERE 
  key_id = '53175416e1be19b726f8cddf71e1fefaae25a4a8704777a8aecafa8065f7c321' 
  AND (
    token = 'Gp5n7XCpZvTKMZJ0FFDkw6LFqx3s8ADRznAOME4K8FQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )