UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ePHLLdANmKjUlRgeHi+y0eUqNvqxJBA1qX61NSrQ7I8=' 
WHERE 
  key_id = '571d3f0a91cbe2180e0d315af19783f5168be6dee0250d85739d0eecae555161' 
  AND (
    token = 'ePHLLdANmKjUlRgeHi+y0eUqNvqxJBA1qX61NSrQ7I8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )