UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MiKesCQxlC4G5a4POitXi+XRJd77R4TAKBU4akKXSME=' 
WHERE 
  key_id = 'c3a45dc679be0fce542e1a41a7942b20625c03d3756445f6a65b4b83d24425a9' 
  AND (
    token = 'MiKesCQxlC4G5a4POitXi+XRJd77R4TAKBU4akKXSME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )