Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '37460c6ee1bc5c25aa47ec11a861fc636c8fb7fa0b4250d3feb94b5f3061d1a1' 
  AND token = 'Epx616zt9xZXsX3fGNmkhcjI4O9s64lZKbPImTEsz4I=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00020

JSON explain

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