UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LtM3BWdktRQfAMKEQ5XAaswvlqkfvsbytNlwWTYE2U8=' 
WHERE 
  key_id = '0ce8ecf66d1642a6a396d5beddc229a3a4b77a1b4c850da993cf24f27cd9148f' 
  AND (
    token = 'LtM3BWdktRQfAMKEQ5XAaswvlqkfvsbytNlwWTYE2U8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038