UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G7WSKYZx8sUVVfMch20gpnO5AHGA8gPBbA3m8A5oAq4=' 
WHERE 
  key_id = '981b3ef888de8c2b333254711b7b73456f858ff509b7f6ebc7ec34b30f80c863' 
  AND (
    token = 'G7WSKYZx8sUVVfMch20gpnO5AHGA8gPBbA3m8A5oAq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )