UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r9bJt8YU3K9snF3mGNG5FSYWriuiJ5vauFL/0HYL5yk=' 
WHERE 
  key_id = 'c63bc15d5cb8d1fdeb96be7d483bcae688dd5a594ee41ecec8ad4afc5ecdc1d0' 
  AND (
    token = 'r9bJt8YU3K9snF3mGNG5FSYWriuiJ5vauFL/0HYL5yk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )