UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jk5bKCBfgAU/iPAylkrl1aUaImdwtNVw/iRRfmpazdM=' 
WHERE 
  key_id = '4cb27edc6c4e5384d8cbf007018264e8a50796a581264279149f46b209dcb716' 
  AND (
    token = 'jk5bKCBfgAU/iPAylkrl1aUaImdwtNVw/iRRfmpazdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )