UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TKjCdLq+5etoMgV3CfPicfJhUsWdDS0BkDMzKvck3n0=' 
WHERE 
  key_id = '76ebc39a6a7d1a8537af11f6b360c7d497fbe993073cd6326115d5ad7cb505ba' 
  AND (
    token = 'TKjCdLq+5etoMgV3CfPicfJhUsWdDS0BkDMzKvck3n0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )