UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9AVf4mxG3FxkksdzZnlkFrPMMqaKfPK8mz2UYMeWwuE=' 
WHERE 
  key_id = 'e7a5ed4fb75a2af37e7c1d083ad2ecbff1ff94b3a084f06f5f87cfa822823522' 
  AND (
    token = '9AVf4mxG3FxkksdzZnlkFrPMMqaKfPK8mz2UYMeWwuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )