UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e1RkyQQ1VGeJCA9iV5ffxvwf6d1M1Shix9nQ1RzKBME=' 
WHERE 
  key_id = '87fc2ffd0352a68c2bc62b6b4b38e6b0fdf69b2534b073e342c5a3ee528214a4' 
  AND (
    token = 'e1RkyQQ1VGeJCA9iV5ffxvwf6d1M1Shix9nQ1RzKBME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )