UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yui4/5axkpX+Z12d0fRzAhDyMsA7OdA0oALqjagyXEo=' 
WHERE 
  key_id = '1e74d414d482ccf36240fff904c7fe49118c0af7b9965b2273a03f2c0b25bb0e' 
  AND (
    token = 'Yui4/5axkpX+Z12d0fRzAhDyMsA7OdA0oALqjagyXEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034