UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'etBwE/Qacel9cyMj9UWSqr1Kem2hrjZEIY7pWQxM/48=' 
WHERE 
  key_id = '7d55d86eeae0a0af2f1f79c5bfe09493d306e781a2897496119655f37eccca4a' 
  AND (
    token = 'etBwE/Qacel9cyMj9UWSqr1Kem2hrjZEIY7pWQxM/48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )