UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '54KHSiIXMuSScMf0/8ig2sDKd7mAPfLgI3JlcsWxM/w=' 
WHERE 
  key_id = '6175f9dfaeccb7a5852a3857716d57e48de3ad42b414518c2a5c7987b3a93ba7' 
  AND (
    token = '54KHSiIXMuSScMf0/8ig2sDKd7mAPfLgI3JlcsWxM/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )