UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wz71fn1EL/J3JssjADc7QB2AhLRuZmDDwCYwbjeJSf0=' 
WHERE 
  key_id = '9b55cb9768e00b4423f75cb6b9cabc854caa84aa201bf723824f714a97569714' 
  AND (
    token = 'Wz71fn1EL/J3JssjADc7QB2AhLRuZmDDwCYwbjeJSf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )