UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '51Q5UZN5Jnm6w4AQcegOBFZssQJCUUDWd8T8zESpb7s=' 
WHERE 
  key_id = '2e8054e4088d8c62e1b1239403f18762bb8b7094e79b04e44c7f00fc7bb096d0' 
  AND (
    token = '51Q5UZN5Jnm6w4AQcegOBFZssQJCUUDWd8T8zESpb7s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )