UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YxD1LfifGCXZG7zLtMjjysMcdbnp4QHyDUVHs08JchU=' 
WHERE 
  key_id = 'daa3559e6322c60eed339e6a1743a0b54d5358449ac66e2e761acdf76cafadd7' 
  AND (
    token = 'YxD1LfifGCXZG7zLtMjjysMcdbnp4QHyDUVHs08JchU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037