UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BGDyUAXhf0Mn306lqgljqr0fS/doc8VgrQsD8tObAkk=' 
WHERE 
  key_id = '4a1f23951cd4d49b7876eb318968f6457ef3d78c4087f31521fecc0991bf0d17' 
  AND (
    token = 'BGDyUAXhf0Mn306lqgljqr0fS/doc8VgrQsD8tObAkk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )