UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BkH9G+NOQX8cJPKtu9gH1nWdmdjk8CToBk2a9yzxRes=' 
WHERE 
  key_id = '785f46cfb1edeccc8816d5eef190a66e859a1d96417a38f13793d787d875c365' 
  AND (
    token = 'BkH9G+NOQX8cJPKtu9gH1nWdmdjk8CToBk2a9yzxRes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )