UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ot3ewW7I28vQvI5vIHm/xDydlaIX2ldOn10I4HGKXmg=' 
WHERE 
  key_id = '4764a3cbbda756df4bd33d92ab66eddf005d576b91c05d80f5455d73a735992e' 
  AND (
    token = 'Ot3ewW7I28vQvI5vIHm/xDydlaIX2ldOn10I4HGKXmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )