UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O0Amgny3foPKBC1XfJsau3pUL78AquWqgTxC8TDKzT4=' 
WHERE 
  key_id = '56808a2f033da9098c632aaa0d62efc06326d8ac9ec0d037e740b4da7c1f157f' 
  AND (
    token = 'O0Amgny3foPKBC1XfJsau3pUL78AquWqgTxC8TDKzT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )