UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E2urZjsd9Sv7TyA8hcbn+7Aa51Uo3KjuvQcKdESRJbE=' 
WHERE 
  key_id = '99eb57f3e849f8dd2ffc6d6acf22e8ddd2a0b9b1a44b7b2cc32996a33f0d0920' 
  AND (
    token = 'E2urZjsd9Sv7TyA8hcbn+7Aa51Uo3KjuvQcKdESRJbE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041