UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VMteVKXU43QUWiaoE9ERcls7AAWGoyhu2SCUcYX2OB4=' 
WHERE 
  key_id = '50d56a5aee38b2573222abdae3aecde19561f1bcdae05a6b0b1b2b0a390cbd73' 
  AND (
    token = 'VMteVKXU43QUWiaoE9ERcls7AAWGoyhu2SCUcYX2OB4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )