UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RU+T9CpDXliiIZbNY0mZ3qdELGKxEl66L8/YUv99vzY=' 
WHERE 
  key_id = '8f52f70126423c645bc78712d5bad9bdd76ac177d0fd261787849be6dee633fd' 
  AND (
    token = 'RU+T9CpDXliiIZbNY0mZ3qdELGKxEl66L8/YUv99vzY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )