UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MSmQUbjFLeSIK6u9D5kquCDJMfKnDYxEUR2R6cPo8BM=' 
WHERE 
  key_id = '938a2f51c4e341af75d2cf220f9f99811c08e030078d0e98ff58e9151e706fcb' 
  AND (
    token = 'MSmQUbjFLeSIK6u9D5kquCDJMfKnDYxEUR2R6cPo8BM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )