UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zLnnEJTFlDoIokgP0EAYYo2j7K5Hq9kEmQtArZCiTZc=' 
WHERE 
  key_id = '163c6a36e1bbab9ae6e7c88e50353240e6c23d2a8523b668562403048caa3702' 
  AND (
    token = 'zLnnEJTFlDoIokgP0EAYYo2j7K5Hq9kEmQtArZCiTZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )