UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rFfh5H0PUnJc9TMFDuvTCpgVLsdz4Vnwdzx1MIE5LmA=' 
WHERE 
  key_id = '68dc2258373fd6c335c263bf5e85a483c2cc0ae82c4c2294ab54e16a4b714bb6' 
  AND (
    token = 'rFfh5H0PUnJc9TMFDuvTCpgVLsdz4Vnwdzx1MIE5LmA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )