UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3G8im0KHZ1tl/NcCmeEp698Y4Htk30GhVLZNQSU4bQI=' 
WHERE 
  key_id = 'bced5c47b9fa683ad99118745e46014266cdfae50038129c55004e09a4b3a607' 
  AND (
    token = '3G8im0KHZ1tl/NcCmeEp698Y4Htk30GhVLZNQSU4bQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041