UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fd8TvfWnIpKPKPwz7ZEXKIfrIVn6jl9cjcLOnRcmr10=' 
WHERE 
  key_id = 'c14f5645482ee4c4589b17450a13a48f2f65c633a95079fb4aa4ac7458f07e75' 
  AND (
    token = 'Fd8TvfWnIpKPKPwz7ZEXKIfrIVn6jl9cjcLOnRcmr10=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040