UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e6QRX8orUhvV+Qb6+3SqHGjiQF7q9CPWIfAnYqopHgU=' 
WHERE 
  key_id = '7b28c5c68845587b39891b2172f4a55958a6d3ef4018f111cfb913235172d5a9' 
  AND (
    token = 'e6QRX8orUhvV+Qb6+3SqHGjiQF7q9CPWIfAnYqopHgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )