UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zCduaYG9ubS0BAekSlWBhjYtE01xCV0MLxMmBfBUGgA=' 
WHERE 
  key_id = 'd9a4b53107f4ab446f6fc27f41840ac46891994d8364652bd7eac39c01847d80' 
  AND (
    token = 'zCduaYG9ubS0BAekSlWBhjYtE01xCV0MLxMmBfBUGgA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )