UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQ9hKBsPpdYMUbewzstqbfnifPNfzqJgUIy5Md+N/hY=' 
WHERE 
  key_id = '8b957cb8e2896f205576a0dbbf87aee4379b672e5fd6d2db84496229ad0c88b7' 
  AND (
    token = 'nQ9hKBsPpdYMUbewzstqbfnifPNfzqJgUIy5Md+N/hY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )