UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U79PYvjO5uYKO7SMRfhE4Gbbfml0HZdjQeRldS1G9s8=' 
WHERE 
  key_id = '91b66db42e08380670bac011a381f93403200ba591aeb6ad64c47174ed0bcc6a' 
  AND (
    token = 'U79PYvjO5uYKO7SMRfhE4Gbbfml0HZdjQeRldS1G9s8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )