UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'myP4LbowokVs4Rxk9LgJm9CBaVVfjpI64Spu3VyDc/w=' 
WHERE 
  key_id = '191f488272a6d3f1b0f88932113adf4cc42a1df4b31936e07e588056828c9432' 
  AND (
    token = 'myP4LbowokVs4Rxk9LgJm9CBaVVfjpI64Spu3VyDc/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )