UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JDjpk+xuT5WxtGQDolS+tXhMM7K1nnl3aarvGDgMIZ0=' 
WHERE 
  key_id = '4ad31e52c355bfa725a05e1caa9022308bd5167f9fd495fe89e2e588faceff3f' 
  AND (
    token = 'JDjpk+xuT5WxtGQDolS+tXhMM7K1nnl3aarvGDgMIZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )