UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fwxdC1wZvkkvRuMzeOSKTV2SDqswIHeJNrvcPSVcRcA=' 
WHERE 
  key_id = '1eb270f8334cca97ba0130842e6374a99bb7f421048f510944ce7a8e25602318' 
  AND (
    token = 'fwxdC1wZvkkvRuMzeOSKTV2SDqswIHeJNrvcPSVcRcA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )