UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v1jviC2IVV+q1NQdiQwih1yPTePIbZnHQAP8bJChTZQ=' 
WHERE 
  key_id = '68b6b75dffc4a79a71f50bddbfc813228797d4906aab05ea3ef0de42b48ec836' 
  AND (
    token = 'v1jviC2IVV+q1NQdiQwih1yPTePIbZnHQAP8bJChTZQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )