UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'keQgmMYImKhutTE7nxOvjQSWDK8NSi9gNjLRbUulrzc=' 
WHERE 
  key_id = '5c2c3be6d7ab37343ad52a99bccde55780e44fc608df0383126c325a6aebb1a3' 
  AND (
    token = 'keQgmMYImKhutTE7nxOvjQSWDK8NSi9gNjLRbUulrzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )