UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5UVkl7VY1eWAzx/XvaxJL9CowMAh0BhRSSUDStSMH6s=' 
WHERE 
  key_id = '1374e7f03119c187e3cbfe04deda121ac422ec9009755eb9a8c45239457c9b2a' 
  AND (
    token = '5UVkl7VY1eWAzx/XvaxJL9CowMAh0BhRSSUDStSMH6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027