UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd12BvYzV6tG4cjzPCxQKzgxKXyxAFwWTCuwZQXPyxgc=' 
WHERE 
  key_id = 'f5e1c1d813475f2f3b02dc3b37eb831d1aa694a041b19a95ab3a658ea89d4cea' 
  AND (
    token = 'd12BvYzV6tG4cjzPCxQKzgxKXyxAFwWTCuwZQXPyxgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043