UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zvKipjTQKASd6wnWcrE4+8ZcTUr2xmLAdEDhoBNMRFA=' 
WHERE 
  key_id = '1b49003b946155340f44b667857c4696004991ceff02e7a4bb4afdde433186d8' 
  AND (
    token = 'zvKipjTQKASd6wnWcrE4+8ZcTUr2xmLAdEDhoBNMRFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )