UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CThH8IU+3vk/GbjWavzqcVKUFwnwleuXYGVOSVNsAow=' 
WHERE 
  key_id = '41c12f541e033f7c6f87444b76d7a8eda79c296c4e6ab7318e1f34918a7810ff' 
  AND (
    token = 'CThH8IU+3vk/GbjWavzqcVKUFwnwleuXYGVOSVNsAow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034