UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L9Z1fI8s9C+1tj+DJ/Uc9BnGwtFH4tLem1eJKW5G2mc=' 
WHERE 
  key_id = 'a1e578c4f270844fb1723a4ae0ccdbeb6dba8d4098e1e651486bdecc7da0246d' 
  AND (
    token = 'L9Z1fI8s9C+1tj+DJ/Uc9BnGwtFH4tLem1eJKW5G2mc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030