UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mhOl2yKXxPmbYGi8ogXgmgfmLKfk3ItWnYbwIzApqJY=' 
WHERE 
  key_id = '1e826002030dd55b88cd9fd061e65ae28a8bb65247666bdc115e3daf806fc278' 
  AND (
    token = 'mhOl2yKXxPmbYGi8ogXgmgfmLKfk3ItWnYbwIzApqJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )