UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KE6xmSmCl7xqfD8HBXJxFTM71CF204n+veytTfyIqRg=' 
WHERE 
  key_id = 'a34033f9863931547ac068235f282f120ccd56cf3415724582fb7e10ff25ef34' 
  AND (
    token = 'KE6xmSmCl7xqfD8HBXJxFTM71CF204n+veytTfyIqRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )