UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sRPJHtt0OdPNQOXBh/RpvzjBSRHof6TfjkhGCeyITiw=' 
WHERE 
  key_id = '9856d1cfbd759c6289efe054909cc54bd921b1afa353cf5a7003247b54817815' 
  AND (
    token = 'sRPJHtt0OdPNQOXBh/RpvzjBSRHof6TfjkhGCeyITiw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )