UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C8fqEbxAntkfaYNcKX/9XgeYzWjCinkTtuwjTOFRpys=' 
WHERE 
  key_id = '4ef6f91cf3f97c6b5b1d024508fce362a6d14bfe17828e9e57aa0bbd8f19695f' 
  AND (
    token = 'C8fqEbxAntkfaYNcKX/9XgeYzWjCinkTtuwjTOFRpys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026