UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PurEdCs3HDTqKMwAi5yQCrMPDlyOPb66ROXTFpMJgtg=' 
WHERE 
  key_id = '8c24eb2c2d73a648939796c9d89ddc83ab96ed882514b17e6b38e3b0d0687f3c' 
  AND (
    token = 'PurEdCs3HDTqKMwAi5yQCrMPDlyOPb66ROXTFpMJgtg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )