UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MHsJmxtk5e+MZO8DfLQKQSO3hsZy6URt6lhLIIe1Qig=' 
WHERE 
  key_id = '99462c2e521def2b2345210ab5a395e2656c53d261c4499398a3ead4b80e8c43' 
  AND (
    token = 'MHsJmxtk5e+MZO8DfLQKQSO3hsZy6URt6lhLIIe1Qig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )