UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KBb/irAHHqGJLvxZo1r5dSr1xBfTJTu20ev4+EoQznA=' 
WHERE 
  key_id = '3fe9be68f4ed2e6b6a5db63b748acbac819a158e9e816acb013e100f84309365' 
  AND (
    token = 'KBb/irAHHqGJLvxZo1r5dSr1xBfTJTu20ev4+EoQznA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )