UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qmLU5upmUTBGjU5eJFpc555An++KYRxm3A/AVPOal6o=' 
WHERE 
  key_id = '14726a56d0e128a513cf52d95ba0b18b2c2b709f7047194f058e497b8593879d' 
  AND (
    token = 'qmLU5upmUTBGjU5eJFpc555An++KYRxm3A/AVPOal6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )