UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fl70T2GWUX8wKbotOypd8SyJjiiQFm2oqfW1d47yD6o=' 
WHERE 
  key_id = 'b81e498224f7e01161e861f8447ec7062f0f09dc084621bc812524de8a95908e' 
  AND (
    token = 'Fl70T2GWUX8wKbotOypd8SyJjiiQFm2oqfW1d47yD6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )