Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '54c58d6aebd11076d4e3fca1d326b7265d0cf13edca2e052c5767b812e823f2c' 
  AND token = 'nBlSfVj4xMHlcCe8PrVdX5t01jd06v66krl5tDH2BGE=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00025

JSON explain

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