UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HnBom5rSKmon/mVQOnVvi6EcklbK7xmjRHFsZyxX5hk=' 
WHERE 
  key_id = 'fa5b32d3c1f7c2d28aecd068836d51e976f6c578c456c3634b1ae42dbf5d31e0' 
  AND (
    token = 'HnBom5rSKmon/mVQOnVvi6EcklbK7xmjRHFsZyxX5hk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00050