UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jdWwBXOMT3B5tKqjeFDdP56E+cFkTb5xf2eYl1h5a2w=' 
WHERE 
  key_id = '50aee9742caa39c2c4b5d1c5e5f4370570541b7742771e0241985fd794d6fada' 
  AND (
    token = 'jdWwBXOMT3B5tKqjeFDdP56E+cFkTb5xf2eYl1h5a2w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )