UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QVXh+uz+6WGK+dTC+NbsK6X0CyxMfArRMvRQg2/5Goc=' 
WHERE 
  key_id = 'bd0ffaa1a61a282735dda36541dfbdddd89a214b4fa59c389bc4c4c1da26a800' 
  AND (
    token = 'QVXh+uz+6WGK+dTC+NbsK6X0CyxMfArRMvRQg2/5Goc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025