UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jkz8LUrjO8aA8HCGVdTeVtKc8CqU9sATSzzjEGc5o/s=' 
WHERE 
  key_id = '7420a8702863543244144852dffda964251fd07ea78fb48841f2e0f908f757e1' 
  AND (
    token = 'jkz8LUrjO8aA8HCGVdTeVtKc8CqU9sATSzzjEGc5o/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )