UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ax0zBCXopu3g0+aOXI/4ARS9G4g6hgTTZbYJJNI1NfQ=' 
WHERE 
  key_id = '7842500350f82f45ecb186bae4f429ad6417219917c6708778f7d1f8d6b34087' 
  AND (
    token = 'Ax0zBCXopu3g0+aOXI/4ARS9G4g6hgTTZbYJJNI1NfQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )