UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rc8aD3rdv1ooBChGOJPQr3uUU8PEqcGH8IjCsi4vZmY=' 
WHERE 
  key_id = 'e27c33f41bccb3823aff8299734b9bb093d076f4452523a1ce83c5e6ee7959ef' 
  AND (
    token = 'Rc8aD3rdv1ooBChGOJPQr3uUU8PEqcGH8IjCsi4vZmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )