UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ueAQb8Fs32/5bYqAW5jvpYjTBIoqAcmX3KvJXRVCdkY=' 
WHERE 
  key_id = '14f3a7f953393ab8228c1bfc4403ef8901f9ad5d3df301c96a100a9b1b640981' 
  AND (
    token = 'ueAQb8Fs32/5bYqAW5jvpYjTBIoqAcmX3KvJXRVCdkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026