UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n133m9zcSKV7suHBZxoIhMSXZvIE6u8WhlpwH5BP8Sw=' 
WHERE 
  key_id = '51357e3aa05a801552b03a9464f2e683b5862c99d1d21d763ce7a00f224a513e' 
  AND (
    token = 'n133m9zcSKV7suHBZxoIhMSXZvIE6u8WhlpwH5BP8Sw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )