UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n5vS1gFpb7nLQJIvEuS4+tr5mYpy7Nt2A30guuCpYzI=' 
WHERE 
  key_id = '556ae9fa788bd5da5753ee514e32eb660dfad9f64da54574eef34a81ce20903b' 
  AND (
    token = 'n5vS1gFpb7nLQJIvEuS4+tr5mYpy7Nt2A30guuCpYzI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )