UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IyKrbEIbdGhlLBVLgCe3WDdL0H4HRYaJurcSjKKdTBg=' 
WHERE 
  key_id = '475f99bb1a7b793d9ce6e87fac59e4588c961bd17c359c6bd58d298409d705ad' 
  AND (
    token = 'IyKrbEIbdGhlLBVLgCe3WDdL0H4HRYaJurcSjKKdTBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )