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SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'ca2e8fd37c4c5b32b544e5e31dac5eadceca2c1bf614a0811946737fd717758b' 
  AND token = 'Vj5N0W6+inau67njFvEiIqJUeTEla172k22df7laF2w=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

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