UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zUWwO1q0Y1yq4zW1MP3Qehez3ZFgf6H2YtCVFUORjEA=' 
WHERE 
  key_id = '8c8466b9ac33d2a4d5a4eaa0c8fde0990f807d60bbe8ff92ad362e301a815036' 
  AND (
    token = 'zUWwO1q0Y1yq4zW1MP3Qehez3ZFgf6H2YtCVFUORjEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )