UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MBz7I/IwxRGxlYEGT3V1YJUmp77FqIDcRV5jMtoD4X4=' 
WHERE 
  key_id = '4c2edde5b90765e86c0d0e1671ee731d759baf183f0b22a48d29b0feb1e3d89c' 
  AND (
    token = 'MBz7I/IwxRGxlYEGT3V1YJUmp77FqIDcRV5jMtoD4X4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )