UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PFzZF7xnnQPjezxoTPLFlJoGAlu92sT2bXM1MauZtFI=' 
WHERE 
  key_id = '8a3768f28c6eed748c62238967252590d25d61c6a565a09ce47bb198cddb3cca' 
  AND (
    token = 'PFzZF7xnnQPjezxoTPLFlJoGAlu92sT2bXM1MauZtFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )