UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mQ4SEJ2PL5szQk+iiyuM5Z1KDUmLEs9hWzrLy7dKy+4=' 
WHERE 
  key_id = '6cdbe978d13683a2173e157331736c9c6b8795c4c19d02b7fe976b357f528bc8' 
  AND (
    token = 'mQ4SEJ2PL5szQk+iiyuM5Z1KDUmLEs9hWzrLy7dKy+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )