UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ajTA6UkFxmvPL6Li6q75XmEZdq9d4iJjzq8ymAbCz7c=' 
WHERE 
  key_id = '53cd5dbee89da7d765e5f714c5f25dceecee517d7f064c31a4d762e4c2a0bfc2' 
  AND (
    token = 'ajTA6UkFxmvPL6Li6q75XmEZdq9d4iJjzq8ymAbCz7c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )