UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R8STJ9zgcACpQxlCaAYe/eA+5XpxyH4WZSmvgJzaW1k=' 
WHERE 
  key_id = '8e5e5898a3d485711492b14eedf5f0e1cd6ee7cfd351d51de90a7e5e1bcafe0a' 
  AND (
    token = 'R8STJ9zgcACpQxlCaAYe/eA+5XpxyH4WZSmvgJzaW1k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037