UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hw5rxFF04vrTwlth1leuf9sEuLf837IRQOUrndJkr/k=' 
WHERE 
  key_id = 'b6fcde7c35376b758735628843cdaf28e905a9b4a4780f7bdb2d0025e6e265f7' 
  AND (
    token = 'Hw5rxFF04vrTwlth1leuf9sEuLf837IRQOUrndJkr/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )