UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ep5qkzG9XXn6p8NVi4a/mii4EHcAcH/U07dOhFg7jI4=' 
WHERE 
  key_id = '6e3a3ab0d5885de22100e549c3f631068b6205a20628ddd1e324d6b941a90d61' 
  AND (
    token = 'Ep5qkzG9XXn6p8NVi4a/mii4EHcAcH/U07dOhFg7jI4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )