UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PEIdAKsDQJBZK8eU36qkgaXo0RCiklJwyQNpWXT3HLU=' 
WHERE 
  key_id = '5423cdc76d94670c341fa1d96137bec23033d4e592988d3b205caaebe4ea721c' 
  AND (
    token = 'PEIdAKsDQJBZK8eU36qkgaXo0RCiklJwyQNpWXT3HLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )