UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6mn6S+vKmkKHqcs2BC8Vqyp4fCCxKpS/Hsl2LZ9XrzE=' 
WHERE 
  key_id = 'b6c6fd8ae640cf8b08e1d079fc7fe51fe4203841e92d3c3dc975923d1465111e' 
  AND (
    token = '6mn6S+vKmkKHqcs2BC8Vqyp4fCCxKpS/Hsl2LZ9XrzE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )