UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q1at5+g44AYPKL3EodZJEA0DryXIHKMy2PfkNGL0eR0=' 
WHERE 
  key_id = '0312975905ece446d264e851d3fd833c7d25da7dfd6f8a62d2715ddd3bef30ba' 
  AND (
    token = 'q1at5+g44AYPKL3EodZJEA0DryXIHKMy2PfkNGL0eR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )