UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fg9fJYlQK0j++tMzjSgY0s9gwbsj0XEHRb4g6GiXp/I=' 
WHERE 
  key_id = 'b934e3debdeb80a8ff845a8b341c022896b01c347e30895c94107779a7071c16' 
  AND (
    token = 'fg9fJYlQK0j++tMzjSgY0s9gwbsj0XEHRb4g6GiXp/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )