UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KT4uykLaMu0UsmohX/USqeIs4QSpL398eUvKfQ+aV94=' 
WHERE 
  key_id = '48d36988bbcf274f5eb4230fa5b22a0f1621c34cb2b5ddfbbd96ed404237bfea' 
  AND (
    token = 'KT4uykLaMu0UsmohX/USqeIs4QSpL398eUvKfQ+aV94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040