UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lG5XFxWGdopYa6e3LkzvSpnEM76ohTqLPSQVNSMPqDk=' 
WHERE 
  key_id = '56b4919ebbe4bb7b03d3f7f0d866f1e61474c04cd553d43bf6a2f7914f453d76' 
  AND (
    token = 'lG5XFxWGdopYa6e3LkzvSpnEM76ohTqLPSQVNSMPqDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )