UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kWfQqGIkTbbDpYun3Lgq9vHFDGYEig5GmC5L2z4/v7k=' 
WHERE 
  key_id = '0fc0631c9d80c0d3102f1737b32c2dc42220a0ec76086add4d1df3a4730519f4' 
  AND (
    token = 'kWfQqGIkTbbDpYun3Lgq9vHFDGYEig5GmC5L2z4/v7k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034