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SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'edc65fc656942e4bb08cf5dca4862c2fa0ee5903ef9d3cb0afd3ae08d8ae86ee' 
  AND token = 'TzWE43X8rF3PNZfy+jqxwZ6KeCDdxbhUyAPJ6VgknKY=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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