UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UCr6oEe7bh0LfuO/qKgFp9lNqL9IU2rIvepkkXv4Tos=' 
WHERE 
  key_id = '4a16924fae4942075bfdf200e1a2672e8368a38df418ac0a0181698e0b4363ba' 
  AND (
    token = 'UCr6oEe7bh0LfuO/qKgFp9lNqL9IU2rIvepkkXv4Tos=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )