UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A4/QEzSbY3vIYQj9xKznlHFoL+PdTbjY69dglni2k0s=' 
WHERE 
  key_id = '4fbafe87e2d8a7f7b2708eef0991689becd32fb3dfde3e024e27b4c2f4d8824b' 
  AND (
    token = 'A4/QEzSbY3vIYQj9xKznlHFoL+PdTbjY69dglni2k0s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )