Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'f61c0e25f243f90fae85cb9f4e31f4ce0cd0dd5b73f08827638ca796f17e3db8' 
  AND token = '9eCUcI/v+A8Op7C78quB1m2OMYGFSSnYuE/kkUYotmc=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00039

JSON explain

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