UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z+OUrZGgP5URVJEkqcWaW9B2LZGPRKD11w5JekGKWgQ=' 
WHERE 
  key_id = '210d76f711c78295de419427b004f2fd9ab638f0e5e16910f3d833bdc684ea71' 
  AND (
    token = 'z+OUrZGgP5URVJEkqcWaW9B2LZGPRKD11w5JekGKWgQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )