UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EC6sh8vTz8naFzssiPPhUZ2KGhlin+HS1dr2pJcDdRQ=' 
WHERE 
  key_id = '4a6fc3e83404a4a3f2c456b884065c74078a6170fae4efb204c3518eff80c841' 
  AND (
    token = 'EC6sh8vTz8naFzssiPPhUZ2KGhlin+HS1dr2pJcDdRQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )