UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wwxjb8G+LVLfmpYV8MuFmhFNjS2DQHhJ37Mt0vf1KGo=' 
WHERE 
  key_id = '8bf4ca1bbb3c34113a0ef6635254963daf803b4628f02802929af001d27d60e2' 
  AND (
    token = 'Wwxjb8G+LVLfmpYV8MuFmhFNjS2DQHhJ37Mt0vf1KGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )