UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I6ZytwtE/RLvxUFqGbVm/xpCKJ0TVjxo9ylfDaNQPVs=' 
WHERE 
  key_id = '895fc1a69a77ce4eeb76d1f9493fead3cf6ec0e3c2da8b6024017687d2996949' 
  AND (
    token = 'I6ZytwtE/RLvxUFqGbVm/xpCKJ0TVjxo9ylfDaNQPVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )