UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6pyy/zARcXJkbfSFDBjq+j3zxyug1iQFJAVXSLLElTc=' 
WHERE 
  key_id = 'e968ea5309e51a9606268fd7f80ec4e10e559ccd1e5cb36108d9d12a73c81190' 
  AND (
    token = '6pyy/zARcXJkbfSFDBjq+j3zxyug1iQFJAVXSLLElTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )