UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h2r6v5S3Tb6S28OEinafnuvcVEE778eYCsJ/FG07nXs=' 
WHERE 
  key_id = 'e11aa2c5507823827693f414077170ae87420203c8c9e257b3aa6ff257b97e58' 
  AND (
    token = 'h2r6v5S3Tb6S28OEinafnuvcVEE778eYCsJ/FG07nXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )