UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2CpPvGW5C56/5OC5Fnh0kEd4SQmzfCQAjCWh2cngQOQ=' 
WHERE 
  key_id = '3ce7f326b3ee321c7574d9a76c456a4cf0402002e41b207534c43ab580f1711e' 
  AND (
    token = '2CpPvGW5C56/5OC5Fnh0kEd4SQmzfCQAjCWh2cngQOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )