UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6sst6vRUOiu2TDkFYyqCPO68MVto3sWOUA6C6/fH68=' 
WHERE 
  key_id = 'a7b3499e58b1ee703ecce99b9775341d260aaffcb1647fa8fefed38131bd5fdf' 
  AND (
    token = 'r6sst6vRUOiu2TDkFYyqCPO68MVto3sWOUA6C6/fH68=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )