UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zB6CfosWgzgdg8K2USvuCb/lYcHfqrMz2I9DkNue51Q=' 
WHERE 
  key_id = '2b7b3c612df210901fb451c5bd81b980285204c7a3ed733797e0c8321150764c' 
  AND (
    token = 'zB6CfosWgzgdg8K2USvuCb/lYcHfqrMz2I9DkNue51Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )