UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mk3zXlRUzkV21PCaUiZHyT+3vA1ejAtrpDBIP4pCtug=' 
WHERE 
  key_id = '69c1a73d5948cf054c3509e9c3dfcb49ad1c5d5661e3016a115a89639c3828ae' 
  AND (
    token = 'Mk3zXlRUzkV21PCaUiZHyT+3vA1ejAtrpDBIP4pCtug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )