UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y3pB8XZ7rFvQ/rxdrLo2P9PVilJWEp9abqCfH8rFEHY=' 
WHERE 
  key_id = '53e15d63b2d992b6cf577a559b491473043daab2c6e871d268177a66ded09886' 
  AND (
    token = 'y3pB8XZ7rFvQ/rxdrLo2P9PVilJWEp9abqCfH8rFEHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )