UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O/aqrar/WSQhAQUzupzn5UmV311HO9xUk2eWHdvHkcQ=' 
WHERE 
  key_id = '4c0f6542f8981f2d54d58a8bc2c1beb666d7f9654928c986234715eb52f91861' 
  AND (
    token = 'O/aqrar/WSQhAQUzupzn5UmV311HO9xUk2eWHdvHkcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )