UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vhCqYh2zAwejzgcueoYgYl98aWoO8PYeJKAQcH7PWWA=' 
WHERE 
  key_id = '936b09bed60b897a1875ad0fb2c07f96c1f0e01025ccc525df8f0ea995163a81' 
  AND (
    token = 'vhCqYh2zAwejzgcueoYgYl98aWoO8PYeJKAQcH7PWWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )