UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CaT1vO7m9LzuyAPXZjgamB9QTXuT6lmHkR+9/pNCogM=' 
WHERE 
  key_id = 'a6731ae60da14c477434a47a0aa85eebf04a25ed031ad6bd5160b2caba16fdc5' 
  AND (
    token = 'CaT1vO7m9LzuyAPXZjgamB9QTXuT6lmHkR+9/pNCogM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031