UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nJLCucCxMexHyGmk3eGDt8cpLlcRygirSstMzN9XXCk=' 
WHERE 
  key_id = 'b4c99c52fdce24ed02233136a5c6d19d0302dbe8052390f53924f27852e6d27e' 
  AND (
    token = 'nJLCucCxMexHyGmk3eGDt8cpLlcRygirSstMzN9XXCk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )