UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '91snx3ANmoi0tNw6yl9QZGX4SmEup/vh2i+8WhucTK0=' 
WHERE 
  key_id = '50062af4380fac52b0acc2b59d14a9e94c6f3860681a759a21028d58b354436b' 
  AND (
    token = '91snx3ANmoi0tNw6yl9QZGX4SmEup/vh2i+8WhucTK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )