UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mOGe4jEYouwywqdmTGJY23/L44ijAWUXA/WVS/pUCAg=' 
WHERE 
  key_id = 'd51d59bbfa751d3c4b6e91bcf8051890ccbccfad69ea437dea55ffedbb94a03a' 
  AND (
    token = 'mOGe4jEYouwywqdmTGJY23/L44ijAWUXA/WVS/pUCAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029