UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pR3EPSIFWSf3K2ao50gfPmHLbeSLbMgGdbr+c8rJSrc=' 
WHERE 
  key_id = 'e5211324922ecd978bcb6dd1572299e12f7803c91f481734f0d7b8a519f3a899' 
  AND (
    token = 'pR3EPSIFWSf3K2ao50gfPmHLbeSLbMgGdbr+c8rJSrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )