UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T1aD5CEZwqSwS9z01F9qxe6McUgsLBgITSG6y5NYMuE=' 
WHERE 
  key_id = '7c8448fc1b519768329e2be7302dcaba3275601b578f80d11dd42acc76e4791a' 
  AND (
    token = 'T1aD5CEZwqSwS9z01F9qxe6McUgsLBgITSG6y5NYMuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )