UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fvWWLZx0NnIDVNaNq9D2m18Fwr8QRm36T/eJMN4zp0M=' 
WHERE 
  key_id = '2a77af6432949f4b1445621fb6ca5f8e34a43fb4c3d7a066ae1575c6d16cf449' 
  AND (
    token = 'fvWWLZx0NnIDVNaNq9D2m18Fwr8QRm36T/eJMN4zp0M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037