UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zP0evhWHyiUKISmDWFIsVSeMYxWJaD+wneKz8CEm/FU=' 
WHERE 
  key_id = 'db9c675756b369313747a7fb0a5e630b063e3559ad2a846d6e8d20f796e85c53' 
  AND (
    token = 'zP0evhWHyiUKISmDWFIsVSeMYxWJaD+wneKz8CEm/FU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )