UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'avGPshuxqpzPK3QFKYbB6iFB8Qv0o0CUw9KEA0+8kzo=' 
WHERE 
  key_id = '599f274c5ff9b14b0d460497476a02f31660896f234ef80c840bca4d361f8342' 
  AND (
    token = 'avGPshuxqpzPK3QFKYbB6iFB8Qv0o0CUw9KEA0+8kzo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )