UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U3drPxCJiIYN7rYRDN/2WyIKO2ps8lQzghl+J6ekTlc=' 
WHERE 
  key_id = '68198a0e746006bd03710c270337e218c15020876a7ec761f10e79d9cb23e512' 
  AND (
    token = 'U3drPxCJiIYN7rYRDN/2WyIKO2ps8lQzghl+J6ekTlc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )