UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QeLrFbvcvQcGKsxUiBmptdJ0kigoyfbPxtPiqoWiTfg=' 
WHERE 
  key_id = 'fb59549263e83dcd675bc319178b691d6a3c2229eabc3428c19e227fd877f088' 
  AND (
    token = 'QeLrFbvcvQcGKsxUiBmptdJ0kigoyfbPxtPiqoWiTfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )