Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'ca25e6bf99108e5c4ade10e2a23ebb3676d16ca2029e3140aebaaad982794e8f' 
  AND token = 'Bao3SMpFsG8wStkzHsJ+3LpYJ3xRd8ZJuNxCW0q62A4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00019

JSON explain

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