Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '0d06c5f93e0b360d7a3e0d5e1ab0bfc2fb220c3b1e858c4a7f7a7c18e480c6cd' 
  AND token = '7a9U3CZfENfUI8VAORBLpbuazoyB0cu6ZiahNs/ARDU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00034

JSON explain

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