UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emKwoqDClQnpaUu+V+UsaQH/6IVwr0wx2WcCTHRrKC4=' 
WHERE 
  key_id = '5748d2bcb4bf99a2072f9fa8eedaa7840f31fb260518c4bdbed583e6e7034535' 
  AND (
    token = 'emKwoqDClQnpaUu+V+UsaQH/6IVwr0wx2WcCTHRrKC4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )