UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1eZfqTbcFMXPeI28PMEc6BS/d2Sd1GqpbObWY0cRjrs=' 
WHERE 
  key_id = '15970511040933649b79163cc65cede082f9164e8e8ce6e0cab8ea347fd50d01' 
  AND (
    token = '1eZfqTbcFMXPeI28PMEc6BS/d2Sd1GqpbObWY0cRjrs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )