UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RBg0KtnfLDoAS+tuDL2NIhef6X7AMnKQ0bngQ+1/mJ0=' 
WHERE 
  key_id = '6f40e1f162bc81585e90f646f677bbde53446bc754668ab3f95a750bfd8e3fc7' 
  AND (
    token = 'RBg0KtnfLDoAS+tuDL2NIhef6X7AMnKQ0bngQ+1/mJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )