UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ax2BMjxulfwAM18wBrsvRZMiD3r1/DlYKij2GE5CVDQ=' 
WHERE 
  key_id = '6b71c9072cdf3bc60cdcfa88d836e9cff7950d19f863b4696fd58dc40e918645' 
  AND (
    token = 'Ax2BMjxulfwAM18wBrsvRZMiD3r1/DlYKij2GE5CVDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )