UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7UArzAsEYJB0Fvcd+Xdi25pu9P/05l/5IZ0QZN+WiXU=' 
WHERE 
  key_id = '540826ec056af8047ed3f8b2ac2960c2e609fca57362d8e3b177dbba49085452' 
  AND (
    token = '7UArzAsEYJB0Fvcd+Xdi25pu9P/05l/5IZ0QZN+WiXU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )