UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RCxeCH/8z/JeoyTQMHaC0TLvsyD4dEr+URcfOIOP4jw=' 
WHERE 
  key_id = '6ad07d85b771e60f91c72a33c60c5e1cfdab5290cbd9b688ccb50a1f8f262a90' 
  AND (
    token = 'RCxeCH/8z/JeoyTQMHaC0TLvsyD4dEr+URcfOIOP4jw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033