UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RfNNV3Kf7lVJnQQlRTyFrCxk0UVdFEQHxnLQGZtO3KY=' 
WHERE 
  key_id = 'bd53bc6cd1bf1e1eaa6ef5fbec0fa035ecb9e5de0e85b9bc24b3294eb3fb8abc' 
  AND (
    token = 'RfNNV3Kf7lVJnQQlRTyFrCxk0UVdFEQHxnLQGZtO3KY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )