UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xF34Ynm6qRr5eq2zA/4ImacDAMfkl5TM4wnLd0DY0FE=' 
WHERE 
  key_id = '1c78e5c2561db65043fd736616b4e110964787d242b9f86c0ef07feb102935ee' 
  AND (
    token = 'xF34Ynm6qRr5eq2zA/4ImacDAMfkl5TM4wnLd0DY0FE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )