UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zSKWk3Kyw96fblAejZwBXg9d8+avP/NAU81gv7rrPEE=' 
WHERE 
  key_id = '782cb9e22177295a61bb1bdeec5bc98ea47885014dd1ad48c23903eda61e2271' 
  AND (
    token = 'zSKWk3Kyw96fblAejZwBXg9d8+avP/NAU81gv7rrPEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031