UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OTBQbzfbGU+jG+lOh+J03fYwR9X4UmUfPA6Jmv0b3CY=' 
WHERE 
  key_id = '6910a393b930e418ee667511c5c1513edf6d6de73128af22141416a5e409357b' 
  AND (
    token = 'OTBQbzfbGU+jG+lOh+J03fYwR9X4UmUfPA6Jmv0b3CY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )