UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mC+YMmxDknyMDk+nAb5cE4EhySkngMSzldExz7JsFSc=' 
WHERE 
  key_id = '49e2f6f41d75a6c89507db40b6981816122883966bd56be8f5daf566d7fddaa0' 
  AND (
    token = 'mC+YMmxDknyMDk+nAb5cE4EhySkngMSzldExz7JsFSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033