UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4CK7lBsz5lbYfy2f5dJxU6nIxLvkM9k87sF3OqmnpZM=' 
WHERE 
  key_id = 'ef50748df31e48a47cae26b0bbdcf17a4de7c9f0badd5f88595b83a656bc975e' 
  AND (
    token = '4CK7lBsz5lbYfy2f5dJxU6nIxLvkM9k87sF3OqmnpZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )