UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zDw4y6bCwswBdx2wpfjZuW2lWKNe0AE+YFQ6ya2b5AY=' 
WHERE 
  key_id = '6c0d6d866fb0aaa74ecc9fd65b2bf0dc53895b3b66624577af81bf9b776d9027' 
  AND (
    token = 'zDw4y6bCwswBdx2wpfjZuW2lWKNe0AE+YFQ6ya2b5AY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )