UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PbT2hbD9w/Y72+AUPmZtISP0J1syNpsuhAg1IEPUtaI=' 
WHERE 
  key_id = '9a34b4621edaa7cb8584cc3fffb731bfdab586b9f29dd587480799d790cff1f2' 
  AND (
    token = 'PbT2hbD9w/Y72+AUPmZtISP0J1syNpsuhAg1IEPUtaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )