UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AJDHZa0varczl733e/HS5eRpdAxQZW8zXkoH2iISL88=' 
WHERE 
  key_id = 'ad26f60408753eec3bc18d4d0ce35c7b31e83ed287a2814040aae0e0af91bc08' 
  AND (
    token = 'AJDHZa0varczl733e/HS5eRpdAxQZW8zXkoH2iISL88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038