UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMxACfBoSnQe3afcXCuavP2WE2DIHWY+N8ctE/3PB0c=' 
WHERE 
  key_id = '47de5a93450f9ff3a8fc3231c61ba1f95bec3efdb74a4b39f22e4b3d18895af6' 
  AND (
    token = 'zMxACfBoSnQe3afcXCuavP2WE2DIHWY+N8ctE/3PB0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )