UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9jwQHB+aAqvTrnHrMNmvT1YeO2hf3Y/RsJVRMctSvIo=' 
WHERE 
  key_id = 'd1751fb75bc6609d4305a01b812c871be24ef25343af675667aa58d0cfaf12a2' 
  AND (
    token = '9jwQHB+aAqvTrnHrMNmvT1YeO2hf3Y/RsJVRMctSvIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024