UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VvhBBxyk93MCEF52W2kcHfCwVI0iNH2rxcFYzbRG8cs=' 
WHERE 
  key_id = '9c200027bd0685104a6bfe072f6e62b1c4b12c9a349aae85c821bdaf0de3f787' 
  AND (
    token = 'VvhBBxyk93MCEF52W2kcHfCwVI0iNH2rxcFYzbRG8cs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )