UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4KtqmIYdBAHIlKTJ992gQyBLRguCcN2DIq9gO0b9lY=' 
WHERE 
  key_id = 'e4932c8310c0138c2b07dfbe945c1f0169537568c04e6dbc11e0f314f85e7043' 
  AND (
    token = 'u4KtqmIYdBAHIlKTJ992gQyBLRguCcN2DIq9gO0b9lY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )