UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Us98OHAOoAKu4euHjCtMdgLHYEzxxzDzJrtLEp/n2+A=' 
WHERE 
  key_id = 'd50826de7e1a864df0f46a292664e8aac44bb59fc2e3b878d0b082d68f323156' 
  AND (
    token = 'Us98OHAOoAKu4euHjCtMdgLHYEzxxzDzJrtLEp/n2+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )