UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xRP3BgBwj8FStynnPHi8TzeYEemyGOh84owt1hkWjZA=' 
WHERE 
  key_id = 'f911184b9c5188f491a01305a4a65e58b2625cef66b521be48ce0495704677b9' 
  AND (
    token = 'xRP3BgBwj8FStynnPHi8TzeYEemyGOh84owt1hkWjZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033