UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRPgwl4AR3yu/O/i6PUDV64Q5cEhKPFlzY8CGgHGZlw=' 
WHERE 
  key_id = '55cffaf403453011228b3b6cac2f66ade1bfd8ee82b779e1c20c29ee55c3f5a0' 
  AND (
    token = 'KRPgwl4AR3yu/O/i6PUDV64Q5cEhKPFlzY8CGgHGZlw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )