UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BdmemhWAm3LMQNwIM31vXZBXeRtJxiQOh5lkZFRLcvY=' 
WHERE 
  key_id = '462ae41e7f37f159067da1e49f879b0c85e8f2dd8fe8802b2f36408acc480e11' 
  AND (
    token = 'BdmemhWAm3LMQNwIM31vXZBXeRtJxiQOh5lkZFRLcvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )