UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KeyVJzFtSFKHXSXnn9VCsrg+6RQDvjIWjweqJZ/93C8=' 
WHERE 
  key_id = '20ebc34344a03de66ced7e8cd66aedae22d2c459843d5d77feb8287640afd964' 
  AND (
    token = 'KeyVJzFtSFKHXSXnn9VCsrg+6RQDvjIWjweqJZ/93C8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )