UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GN4Y8lW+EB4jP9tbjOMTNTIoYXByf/kxydY4/UUaYTI=' 
WHERE 
  key_id = '9e0a5f82117a15203c2bdd2c04bb636ee7732267f5cc4c02ddcc83742915d446' 
  AND (
    token = 'GN4Y8lW+EB4jP9tbjOMTNTIoYXByf/kxydY4/UUaYTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )