UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7UMN97Izy4YP6B1OAbbvjRm6mK9iIFwoKzWBiR4jblU=' 
WHERE 
  key_id = '49c6252019f743822d2125bf1a61858932c01f49eea53396a26e5f2ee62a03d2' 
  AND (
    token = '7UMN97Izy4YP6B1OAbbvjRm6mK9iIFwoKzWBiR4jblU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )