UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/iLNwwta19oRCFhnzIu5alVGstHfq5mA6W42uR8N0Dk=' 
WHERE 
  key_id = '188a42f6703d48ad10326a52ab411fc6f912eaa81ef37e973ba84270aa08940f' 
  AND (
    token = '/iLNwwta19oRCFhnzIu5alVGstHfq5mA6W42uR8N0Dk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )