UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h8xe98sBdD7Hpq6pEPOwxMDzPS+dmQPYWZzgSgreoWA=' 
WHERE 
  key_id = '0756e3a57e142511312771a124877dcef91b4ac12419ef14664e2f7ea6492c15' 
  AND (
    token = 'h8xe98sBdD7Hpq6pEPOwxMDzPS+dmQPYWZzgSgreoWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )