Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '32c1e4ea27271caecaa37006aef8f6bc87ff1a90a67af52bdef018e564bcb57f' 
  AND token = 'ICJT3wT8rHhw/v2YIwScXD9oCD4/u8j5QFkNH7MFiN4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00017

JSON explain

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