UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dBjmkRMADnFddW2u715tlGkYPnkshVYqmVmfWqyTNMc=' 
WHERE 
  key_id = '84bb12aa0b94f9f3f78c999976bdfcd5e4bc83e1e4be5f39c2915558b7c1c84e' 
  AND (
    token = 'dBjmkRMADnFddW2u715tlGkYPnkshVYqmVmfWqyTNMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )