UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g4p7UBZdmWu38wBwlFGP5ZUxePI0x/+Qms8pc9C8mvE=' 
WHERE 
  key_id = 'e591e614b5f989f0cf9e643188dd7beae6103db0a43e2a9c896edef72d0a5ac0' 
  AND (
    token = 'g4p7UBZdmWu38wBwlFGP5ZUxePI0x/+Qms8pc9C8mvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )