UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EvVkp5Eee9e8ygnBBJFQ8MJ91WtlBRO5eqcOR3uyFCA=' 
WHERE 
  key_id = '4ae35421a517ab6971d7caa5fc3a6bc67ce84a9b2d3507353566608d644bafab' 
  AND (
    token = 'EvVkp5Eee9e8ygnBBJFQ8MJ91WtlBRO5eqcOR3uyFCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040