UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O6qVXsj+zDGI3AjDiFWn1vqYpPxxsQqGVliMRxrWuLQ=' 
WHERE 
  key_id = '26499bb6e348e19ee1091d3f95b6b20a2db98ebd969b6d76a15e0871ea220b56' 
  AND (
    token = 'O6qVXsj+zDGI3AjDiFWn1vqYpPxxsQqGVliMRxrWuLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )