UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b87mYGqM2GIk8q/z3NvpSay98Pz2o7vsDRjbN/sCOhU=' 
WHERE 
  key_id = '4bc909e515991edd5fb78a72e1607bbce74252983abbb430c6c4ce5368f9f015' 
  AND (
    token = 'b87mYGqM2GIk8q/z3NvpSay98Pz2o7vsDRjbN/sCOhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )