UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yiTVN/czjTscxRtvsCVWIesevQFYVyAVEvXAhxHY8+g=' 
WHERE 
  key_id = 'a03f656194d5ccbd8d7cf0a0497098ed65ce313c8b1c000c7dd8528d482d3a34' 
  AND (
    token = 'yiTVN/czjTscxRtvsCVWIesevQFYVyAVEvXAhxHY8+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033