UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G930+Z0U75X03kjqBLyqLn0dnMzQhTQXEBuDf0RhYFY=' 
WHERE 
  key_id = '6755f211de8560a2517182b2e7e1e81dad5b29143454010e19c47e0ee552d16a' 
  AND (
    token = 'G930+Z0U75X03kjqBLyqLn0dnMzQhTQXEBuDf0RhYFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )