UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1obxr27SI4ldIqFbUofjL2rlJgiuC9gwQxtt079az+w=' 
WHERE 
  key_id = '30ab3376bd9c21fbb2b879535c81bbaac7672ddd2d4e0e56a718ad6544998714' 
  AND (
    token = '1obxr27SI4ldIqFbUofjL2rlJgiuC9gwQxtt079az+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )