UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kRFbwLjT0nuqn89yFjp3aWzwteILVgBYHr7zJkVJtus=' 
WHERE 
  key_id = 'd9f7a0d6de27634f0f0e9454a82e2b4ceec377b7410dc3039559dbb69df28307' 
  AND (
    token = 'kRFbwLjT0nuqn89yFjp3aWzwteILVgBYHr7zJkVJtus=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020