UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M8mksIcrWRKqvhjWubAuOEMKI6FQgfFydUxeU696AnI=' 
WHERE 
  key_id = '6f637260683809c0b426d342315bb1e44019c7e3b88de7295a2a5d5cbac9e986' 
  AND (
    token = 'M8mksIcrWRKqvhjWubAuOEMKI6FQgfFydUxeU696AnI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )