UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OK95WmBvSgtghEClAtiIOOI/4FGwKLHOhmqCoLPxQ5c=' 
WHERE 
  key_id = 'c6a1c7da1b953c3bf4eb5ab5f9721abf787acff8b61861b8e3a7040b75c80e87' 
  AND (
    token = 'OK95WmBvSgtghEClAtiIOOI/4FGwKLHOhmqCoLPxQ5c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )