UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqNswzIQ9BRyj0eragTAp75Jew1OcBIYfMfnS4lyatE=' 
WHERE 
  key_id = '1b109919a1471cebe68dccc7e4ae47a492ddf786a5487e444eb2cdb4b95240a3' 
  AND (
    token = 'MqNswzIQ9BRyj0eragTAp75Jew1OcBIYfMfnS4lyatE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )