UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+/8f2NHahnNqDNz+JZt1Lc+Je8vXlPmMPwhickGvBic=' 
WHERE 
  key_id = '562d8469bc693aa55df35fe1dd8b5c8a4009df0c48f7ff32c21a43bece69be99' 
  AND (
    token = '+/8f2NHahnNqDNz+JZt1Lc+Je8vXlPmMPwhickGvBic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027