UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'srN6CiIZM5yj7AeJ1Mm0ttMOKgIBCrvQbg8FWJcuppY=' 
WHERE 
  key_id = '6c5d48e5a311d3e49253ce688011dc41a0dfef0cf4ecf9ead3b5513eaaae1602' 
  AND (
    token = 'srN6CiIZM5yj7AeJ1Mm0ttMOKgIBCrvQbg8FWJcuppY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )