UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SscJVUpdc4WCK79EuRDLeo6e9iI3qdv4ndM+qDVVURc=' 
WHERE 
  key_id = '4da6a8e985e5fc51490f48b57d2601f5773e026c32939540a63692166b1ea34f' 
  AND (
    token = 'SscJVUpdc4WCK79EuRDLeo6e9iI3qdv4ndM+qDVVURc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )