UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cx2/R7BCy1QWFBBqi/qPOltTYU2lYPiIhtLORS9dWIQ=' 
WHERE 
  key_id = '43f1ff91e27d2c865773922b7fd13703288e534779268c6c6678b255e25b1e34' 
  AND (
    token = 'cx2/R7BCy1QWFBBqi/qPOltTYU2lYPiIhtLORS9dWIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )