UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm/mjIJwpeqXsawV1MRVKdtNbtEVoRfTGMKjBhZAcrOY=' 
WHERE 
  key_id = '140b573add6d3390a6cc63fe0e440658e2fcbe7f62050241eed62863bbaee556' 
  AND (
    token = 'm/mjIJwpeqXsawV1MRVKdtNbtEVoRfTGMKjBhZAcrOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )