UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NLqiqa1TMTq9jpe+EODM8tP3Lc4BJVZc7cUvCu6V3TM=' 
WHERE 
  key_id = 'f98ddc9d2868fca25947d228567c7e353638ec89d76ea39db0db2aa28395ed85' 
  AND (
    token = 'NLqiqa1TMTq9jpe+EODM8tP3Lc4BJVZc7cUvCu6V3TM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037