UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b6dnEslgc9RrfJjheoOZYRkCZ9CiwjvQ/0A8mg1skQI=' 
WHERE 
  key_id = 'a487b4324925b1d0100abd4cf2708bffe520d77346c7320942510a058f756375' 
  AND (
    token = 'b6dnEslgc9RrfJjheoOZYRkCZ9CiwjvQ/0A8mg1skQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )