UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JS0l9pwNH0Uu37F9tduoOyeodox2vm2y5XMeZNeIghY=' 
WHERE 
  key_id = '4a551929d5fea95079ccbbd29bad9136b0016ecfc8579f3d55923c0377416fca' 
  AND (
    token = 'JS0l9pwNH0Uu37F9tduoOyeodox2vm2y5XMeZNeIghY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )