UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y1GKsKLUDI2GB2cJKJn4WMWWkaJmMiI+RFcM7rqlVNA=' 
WHERE 
  key_id = 'c18947432186ae0e4254839d58c348268ef94f48d56d2f2236fbdc2156719091' 
  AND (
    token = 'Y1GKsKLUDI2GB2cJKJn4WMWWkaJmMiI+RFcM7rqlVNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029