Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '60e199b63bffe5d845efe843a811cbf4ea7eb959272100a20495e50061082b88' 
  AND token = 'fyNM/dFmDvuWBRsHEFvkfEl2D2MGjLZ03Lt0WvxmT4o=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00019

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}