UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Em+o3TfDX1eWciUCArTeN4zhOvB+6/GJRe5seV3qYzE=' 
WHERE 
  key_id = '5af147a5c7e91224b97e5b1c89e8b229b4f1d588f65ccd5a4b2c9e8d413eb561' 
  AND (
    token = 'Em+o3TfDX1eWciUCArTeN4zhOvB+6/GJRe5seV3qYzE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )