UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mibozmExGLihdgE3b7T/HE3UyixbQal7U6OCxj3S+Tk=' 
WHERE 
  key_id = '8a86dc4080b84436b29703bd73147b9ac6ce0a665de9fe531f4f173d3614cf40' 
  AND (
    token = 'mibozmExGLihdgE3b7T/HE3UyixbQal7U6OCxj3S+Tk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )