UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xrkd2+gU+cXykuZtAhYiJfR81W3gXQL8WLn3/n/8Vuw=' 
WHERE 
  key_id = '51360ef6543e884584443040b0de46169a87ea414e262feda1f28ec5ad06510b' 
  AND (
    token = 'Xrkd2+gU+cXykuZtAhYiJfR81W3gXQL8WLn3/n/8Vuw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )