UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KNV9YY7bJtpda6WtGZhnzOX+LlQwSiq9UD42jQ7oHPM=' 
WHERE 
  key_id = '76aa5cbc490d6ba74311fb97666e52b8a9ea6033217d4954297a8134fc51a2a8' 
  AND (
    token = 'KNV9YY7bJtpda6WtGZhnzOX+LlQwSiq9UD42jQ7oHPM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )