UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NxDDwUo4rdGWC3vG612vsNl2W5rKFVXgefKUyUADnDI=' 
WHERE 
  key_id = 'c1b4b6e261c81a4d11357ed01c86c178eae70560dad53f9d664b7f172e04a1ba' 
  AND (
    token = 'NxDDwUo4rdGWC3vG612vsNl2W5rKFVXgefKUyUADnDI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021