UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'taqDBZNtC4GGnykPdsq5LBCZGaip/923Kqme6ZEAsa4=' 
WHERE 
  key_id = '3e694529cc7533c8f892ba5d7ba77e33538bccdd9500cd0b046b31a3806d2e63' 
  AND (
    token = 'taqDBZNtC4GGnykPdsq5LBCZGaip/923Kqme6ZEAsa4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )