UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YuA4Wb35ygHj4yu6hUZt7uEJAB03bQE6xmeg+6NsB+A=' 
WHERE 
  key_id = '8016b8a59b3447637c63aa47ed43ca3974adc78831e41f746964e889149689f0' 
  AND (
    token = 'YuA4Wb35ygHj4yu6hUZt7uEJAB03bQE6xmeg+6NsB+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )