UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4bfHWBCAXL3Kg34d5uY6vGh3oLRy6mcptGHm9kP3WS0=' 
WHERE 
  key_id = 'a52d093592b929f1a3a6ccf91e580c7679262c22a7de4d81e295ea17c8b764d3' 
  AND (
    token = '4bfHWBCAXL3Kg34d5uY6vGh3oLRy6mcptGHm9kP3WS0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )