UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'p9k2YAslUJn2H8wNhNf6fphvs/spjrJ8E2DetMThUJY=' 
WHERE 
  key_id = '7629afb82037f2aac78bc390011b012026167b3288f1ba70a844ca8f9293ab35' 
  AND (
    token = 'p9k2YAslUJn2H8wNhNf6fphvs/spjrJ8E2DetMThUJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )