UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1iQLqv7TDAnWuRb1C/eJMZN9rjXKt/LfQXnb5JXD4lc=' 
WHERE 
  key_id = 'f4ec23ec388e3002b056dce4d61c72bbbffe2495d0c24d6d81a85b916d89a90e' 
  AND (
    token = '1iQLqv7TDAnWuRb1C/eJMZN9rjXKt/LfQXnb5JXD4lc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )