UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eUbFGSDhOB3Q5wfuPiB+nk5YUTYjIRu6Quw4FbfAu6c=' 
WHERE 
  key_id = '4840b84ff616caea79a28f1a2043bc4adaccf9ed7c978009199d2ed480425176' 
  AND (
    token = 'eUbFGSDhOB3Q5wfuPiB+nk5YUTYjIRu6Quw4FbfAu6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )