UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PqSmX+8NwEe0L3oaceBB1Sguyri3+3NVRL3CaPFO8m4=' 
WHERE 
  key_id = 'c473c5e3d0f5857a7a5fd890719728951df3f430769e595243fede416421995e' 
  AND (
    token = 'PqSmX+8NwEe0L3oaceBB1Sguyri3+3NVRL3CaPFO8m4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )