UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7NyO3J0+9Dk0ojS4iZH3Kf/1BlLi7FUFCxACwAsLjKI=' 
WHERE 
  key_id = '4fa05574c182c4473b7cae3edbaf614367a679016be41d19f52b234a143f16a0' 
  AND (
    token = '7NyO3J0+9Dk0ojS4iZH3Kf/1BlLi7FUFCxACwAsLjKI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )