UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PFyNNa6S3I5aFzbpegl1EUfM1PYhVd0gDfCvPmFTHP8=' 
WHERE 
  key_id = '4d668368c494c3539621695b59f8eafa74e4d3fe9db6554ef5515074f3a32542' 
  AND (
    token = 'PFyNNa6S3I5aFzbpegl1EUfM1PYhVd0gDfCvPmFTHP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )