UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rj8FLmtTHB08BStdPV74M5CK6rkiKKEitOzF/CAgde0=' 
WHERE 
  key_id = 'b4209c2b5d6fe3bdb3cb03690c1cb17a1db679374801647168f7c1560d7aa68f' 
  AND (
    token = 'Rj8FLmtTHB08BStdPV74M5CK6rkiKKEitOzF/CAgde0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037