UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M/1YVBMxvB9poytbJAS/PbrpI3IYU7lp25udbjdSTbg=' 
WHERE 
  key_id = '201d0317b195b6b15d1dea5087b74acf98573d0c0bc3d3ffc1f01730dcd54a4c' 
  AND (
    token = 'M/1YVBMxvB9poytbJAS/PbrpI3IYU7lp25udbjdSTbg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033