UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VIOpojBlUMTEZB8e6O7q+RG+VxDHwLRVwjvYZ17cewk=' 
WHERE 
  key_id = '51bcb4321366b73622510e530fa0ed0179acba80f7aeb4685d20f2014c58985a' 
  AND (
    token = 'VIOpojBlUMTEZB8e6O7q+RG+VxDHwLRVwjvYZ17cewk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )