UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qtd+YRiPRJGSJ+xa9/xWpSL5NtGdOOICa/nEcQ1mzcY=' 
WHERE 
  key_id = '253144c1ca9500e1049eab3d6d661687aad7a8e2db27c5393f612118437ceed0' 
  AND (
    token = 'qtd+YRiPRJGSJ+xa9/xWpSL5NtGdOOICa/nEcQ1mzcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049