UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xua9YFa1Ar8Jg7kVxE/chQ2emuj4u7bfAOBDVhb/R5s=' 
WHERE 
  key_id = '3401e42705a42396d02d042d97394d17972dd6850254bd99431174779f205bea' 
  AND (
    token = 'xua9YFa1Ar8Jg7kVxE/chQ2emuj4u7bfAOBDVhb/R5s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )