UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BU8k/9EdzchqZJyriAQaTQYiLw+Y3rE8zgS9Aa7pdWY=' 
WHERE 
  key_id = '8d74850ee0116173fc648f69c6baa1cade8fdf0272f5290e0ecbbdbd5d7b4f6b' 
  AND (
    token = 'BU8k/9EdzchqZJyriAQaTQYiLw+Y3rE8zgS9Aa7pdWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )