UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6uj4XlaVt9KSf7iOIBk/mHYeXbgkC4TcooOxRLEXJJs=' 
WHERE 
  key_id = '4b55e940ee9c80739f71b9e714bf258e7beffeee8d288cfc144c2a2c22be9b17' 
  AND (
    token = '6uj4XlaVt9KSf7iOIBk/mHYeXbgkC4TcooOxRLEXJJs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )