UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8unf1rWp2uxoblxVlDTGpkcdp0sRvrgxH76LR7u20dk=' 
WHERE 
  key_id = '4ac781e74b6975e6a070629ee6ce7fb90fef51da038360b6eb60704266dae12c' 
  AND (
    token = '8unf1rWp2uxoblxVlDTGpkcdp0sRvrgxH76LR7u20dk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )